Home / 624,130.13-861,330.56-382,426.13

Finding the Fourth Proportional to 624,130.13, 861,330.56 and 382,426.13

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Solution

The fourth proportional to 624,130.13, 861,330.56 and 382,426.13 is: 527,767.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,130.13 : 861,330.56 = 382,426.13 : x
  2. Step 2: Convert to fraction form
    624,130.13/861,330.56 = 382,426.13/x
  3. Step 3: Cross multiply
    624,130.13x = 861,330.56 × 382,426.13
  4. Step 4: Simplify right side
    624,130.13x = 329,395,306,492.75
  5. Step 5: Solve for x
    x = 329,395,306,492.75/624,130.13
  6. Step 6: Final answer
    x = 527,767.04

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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.