Home / 624,614.31-861,967.56-338,134.18

Finding the Fourth Proportional to 624,614.31, 861,967.56 and 338,134.18

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Solution

The fourth proportional to 624,614.31, 861,967.56 and 338,134.18 is: 466,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,614.31 : 861,967.56 = 338,134.18 : x
  2. Step 2: Convert to fraction form
    624,614.31/861,967.56 = 338,134.18/x
  3. Step 3: Cross multiply
    624,614.31x = 861,967.56 × 338,134.18
  4. Step 4: Simplify right side
    624,614.31x = 291,460,694,087.20
  5. Step 5: Solve for x
    x = 291,460,694,087.20/624,614.31
  6. Step 6: Final answer
    x = 466,625.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.