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Finding the Fourth Proportional to 441,081.92, 608,155.08 and 372,977.12

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Solution

The fourth proportional to 441,081.92, 608,155.08 and 372,977.12 is: 514,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,081.92 : 608,155.08 = 372,977.12 : x
  2. Step 2: Convert to fraction form
    441,081.92/608,155.08 = 372,977.12/x
  3. Step 3: Cross multiply
    441,081.92x = 608,155.08 × 372,977.12
  4. Step 4: Simplify right side
    441,081.92x = 226,827,930,251.77
  5. Step 5: Solve for x
    x = 226,827,930,251.77/441,081.92
  6. Step 6: Final answer
    x = 514,253.52

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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.