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Finding the Fourth Proportional to 534,191.98, 737,156.90 and 292,428.24

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Solution

The fourth proportional to 534,191.98, 737,156.90 and 292,428.24 is: 403,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,191.98 : 737,156.90 = 292,428.24 : x
  2. Step 2: Convert to fraction form
    534,191.98/737,156.90 = 292,428.24/x
  3. Step 3: Cross multiply
    534,191.98x = 737,156.90 × 292,428.24
  4. Step 4: Simplify right side
    534,191.98x = 215,565,494,870.86
  5. Step 5: Solve for x
    x = 215,565,494,870.86/534,191.98
  6. Step 6: Final answer
    x = 403,535.63

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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.