Home / 738,270.10-1,103,359.15-539,010.10

Finding the Fourth Proportional to 738,270.10, 1,103,359.15 and 539,010.10

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Solution

The fourth proportional to 738,270.10, 1,103,359.15 and 539,010.10 is: 805,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,270.10 : 1,103,359.15 = 539,010.10 : x
  2. Step 2: Convert to fraction form
    738,270.10/1,103,359.15 = 539,010.10/x
  3. Step 3: Cross multiply
    738,270.10x = 1,103,359.15 × 539,010.10
  4. Step 4: Simplify right side
    738,270.10x = 594,721,725,777.42
  5. Step 5: Solve for x
    x = 594,721,725,777.42/738,270.10
  6. Step 6: Final answer
    x = 805,561.17

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Double scale
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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.