Home / 738,036.98-1,103,011.81-538,776.98

Finding the Fourth Proportional to 738,036.98, 1,103,011.81 and 538,776.98

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Solution

The fourth proportional to 738,036.98, 1,103,011.81 and 538,776.98 is: 805,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,036.98 : 1,103,011.81 = 538,776.98 : x
  2. Step 2: Convert to fraction form
    738,036.98/1,103,011.81 = 538,776.98/x
  3. Step 3: Cross multiply
    738,036.98x = 1,103,011.81 × 538,776.98
  4. Step 4: Simplify right side
    738,036.98x = 594,277,371,896.13
  5. Step 5: Solve for x
    x = 594,277,371,896.13/738,036.98
  6. Step 6: Final answer
    x = 805,213.54

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Half scale
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Double scale
Find fourth proportional to 738,037.98, 1,103,013.30 and 538,777.98
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.