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Finding the Fourth Proportional to 534,140.39, 737,113.95 and 292,438.33

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Solution

The fourth proportional to 534,140.39, 737,113.95 and 292,438.33 is: 403,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,140.39 : 737,113.95 = 292,438.33 : x
  2. Step 2: Convert to fraction form
    534,140.39/737,113.95 = 292,438.33/x
  3. Step 3: Cross multiply
    534,140.39x = 737,113.95 × 292,438.33
  4. Step 4: Simplify right side
    534,140.39x = 215,560,370,714.92
  5. Step 5: Solve for x
    x = 215,560,370,714.92/534,140.39
  6. Step 6: Final answer
    x = 403,565.01

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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.