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Finding the Fourth Proportional to 534,654.30, 737,841.28 and 292,936.12

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Solution

The fourth proportional to 534,654.30, 737,841.28 and 292,936.12 is: 404,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,654.30 : 737,841.28 = 292,936.12 : x
  2. Step 2: Convert to fraction form
    534,654.30/737,841.28 = 292,936.12/x
  3. Step 3: Cross multiply
    534,654.30x = 737,841.28 × 292,936.12
  4. Step 4: Simplify right side
    534,654.30x = 216,140,361,739.03
  5. Step 5: Solve for x
    x = 216,140,361,739.03/534,654.30
  6. Step 6: Final answer
    x = 404,261.90

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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.