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Finding the Fourth Proportional to 534,406.18, 737,452.89 and 292,642.10

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Solution

The fourth proportional to 534,406.18, 737,452.89 and 292,642.10 is: 403,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,406.18 : 737,452.89 = 292,642.10 : x
  2. Step 2: Convert to fraction form
    534,406.18/737,452.89 = 292,642.10/x
  3. Step 3: Cross multiply
    534,406.18x = 737,452.89 × 292,642.10
  4. Step 4: Simplify right side
    534,406.18x = 215,809,762,380.67
  5. Step 5: Solve for x
    x = 215,809,762,380.67/534,406.18
  6. Step 6: Final answer
    x = 403,830.97

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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.