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Finding the Fourth Proportional to 534,189.96, 737,217.72 and 307,850.04

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Solution

The fourth proportional to 534,189.96, 737,217.72 and 307,850.04 is: 424,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,189.96 : 737,217.72 = 307,850.04 : x
  2. Step 2: Convert to fraction form
    534,189.96/737,217.72 = 307,850.04/x
  3. Step 3: Cross multiply
    534,189.96x = 737,217.72 × 307,850.04
  4. Step 4: Simplify right side
    534,189.96x = 226,952,504,590.71
  5. Step 5: Solve for x
    x = 226,952,504,590.71/534,189.96
  6. Step 6: Final answer
    x = 424,853.56

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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.