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Finding the Fourth Proportional to 317,546.61, 476,319.92 and 107,332.17

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Solution

The fourth proportional to 317,546.61, 476,319.92 and 107,332.17 is: 160,998.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,546.61 : 476,319.92 = 107,332.17 : x
  2. Step 2: Convert to fraction form
    317,546.61/476,319.92 = 107,332.17/x
  3. Step 3: Cross multiply
    317,546.61x = 476,319.92 × 107,332.17
  4. Step 4: Simplify right side
    317,546.61x = 51,124,450,091.17
  5. Step 5: Solve for x
    x = 51,124,450,091.17/317,546.61
  6. Step 6: Final answer
    x = 160,998.26

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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.