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Finding the Fourth Proportional to 534,257.96, 737,243.38 and 292,543.40

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Solution

The fourth proportional to 534,257.96, 737,243.38 and 292,543.40 is: 403,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,257.96 : 737,243.38 = 292,543.40 : x
  2. Step 2: Convert to fraction form
    534,257.96/737,243.38 = 292,543.40/x
  3. Step 3: Cross multiply
    534,257.96x = 737,243.38 × 292,543.40
  4. Step 4: Simplify right side
    534,257.96x = 215,675,685,012.69
  5. Step 5: Solve for x
    x = 215,675,685,012.69/534,257.96
  6. Step 6: Final answer
    x = 403,692.04

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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.