Home / 738,034.98-1,103,008.83-538,774.98

Finding the Fourth Proportional to 738,034.98, 1,103,008.83 and 538,774.98

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Solution

The fourth proportional to 738,034.98, 1,103,008.83 and 538,774.98 is: 805,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,034.98 : 1,103,008.83 = 538,774.98 : x
  2. Step 2: Convert to fraction form
    738,034.98/1,103,008.83 = 538,774.98/x
  3. Step 3: Cross multiply
    738,034.98x = 1,103,008.83 × 538,774.98
  4. Step 4: Simplify right side
    738,034.98x = 594,273,560,323.07
  5. Step 5: Solve for x
    x = 594,273,560,323.07/738,034.98
  6. Step 6: Final answer
    x = 805,210.56

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Find fourth proportional to 369,017.49, 551,504.42 and 269,387.49
Half scale
Find fourth proportional to 1,476,069.96, 2,206,017.66 and 1,077,549.96
Double scale
Find fourth proportional to 738,035.98, 1,103,010.32 and 538,775.98
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.