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Finding the Fourth Proportional to 555,977.01, 833,965.52 and 135,249.24

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Solution

The fourth proportional to 555,977.01, 833,965.52 and 135,249.24 is: 202,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,977.01 : 833,965.52 = 135,249.24 : x
  2. Step 2: Convert to fraction form
    555,977.01/833,965.52 = 135,249.24/x
  3. Step 3: Cross multiply
    555,977.01x = 833,965.52 × 135,249.24
  4. Step 4: Simplify right side
    555,977.01x = 112,793,202,766.21
  5. Step 5: Solve for x
    x = 112,793,202,766.21/555,977.01
  6. Step 6: Final answer
    x = 202,873.86

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.