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Finding the Fourth Proportional to 526,301.03, 726,294.90 and 284,583.03

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Solution

The fourth proportional to 526,301.03, 726,294.90 and 284,583.03 is: 392,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,301.03 : 726,294.90 = 284,583.03 : x
  2. Step 2: Convert to fraction form
    526,301.03/726,294.90 = 284,583.03/x
  3. Step 3: Cross multiply
    526,301.03x = 726,294.90 × 284,583.03
  4. Step 4: Simplify right side
    526,301.03x = 206,691,203,315.55
  5. Step 5: Solve for x
    x = 206,691,203,315.55/526,301.03
  6. Step 6: Final answer
    x = 392,724.30

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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.