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Finding the Fourth Proportional to 534,191.72, 737,156.58 and 292,428.01

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Solution

The fourth proportional to 534,191.72, 737,156.58 and 292,428.01 is: 403,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,191.72 : 737,156.58 = 292,428.01 : x
  2. Step 2: Convert to fraction form
    534,191.72/737,156.58 = 292,428.01/x
  3. Step 3: Cross multiply
    534,191.72x = 737,156.58 × 292,428.01
  4. Step 4: Simplify right side
    534,191.72x = 215,565,228,062.02
  5. Step 5: Solve for x
    x = 215,565,228,062.02/534,191.72
  6. Step 6: Final answer
    x = 403,535.32

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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.