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Finding the Fourth Proportional to 624,082.11, 861,232.87 and 337,602.42

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Solution

The fourth proportional to 624,082.11, 861,232.87 and 337,602.42 is: 465,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,082.11 : 861,232.87 = 337,602.42 : x
  2. Step 2: Convert to fraction form
    624,082.11/861,232.87 = 337,602.42/x
  3. Step 3: Cross multiply
    624,082.11x = 861,232.87 × 337,602.42
  4. Step 4: Simplify right side
    624,082.11x = 290,754,301,095.55
  5. Step 5: Solve for x
    x = 290,754,301,095.55/624,082.11
  6. Step 6: Final answer
    x = 465,891.10

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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.