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Finding the Fourth Proportional to 534,465.90, 737,562.78 and 292,763.52

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Solution

The fourth proportional to 534,465.90, 737,562.78 and 292,763.52 is: 404,013.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,465.90 : 737,562.78 = 292,763.52 : x
  2. Step 2: Convert to fraction form
    534,465.90/737,562.78 = 292,763.52/x
  3. Step 3: Cross multiply
    534,465.90x = 737,562.78 × 292,763.52
  4. Step 4: Simplify right side
    534,465.90x = 215,931,475,693.79
  5. Step 5: Solve for x
    x = 215,931,475,693.79/534,465.90
  6. Step 6: Final answer
    x = 404,013.57

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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.