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Finding the Fourth Proportional to 322,354.91, 444,841.70 and 179,115.32

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Solution

The fourth proportional to 322,354.91, 444,841.70 and 179,115.32 is: 247,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,354.91 : 444,841.70 = 179,115.32 : x
  2. Step 2: Convert to fraction form
    322,354.91/444,841.70 = 179,115.32/x
  3. Step 3: Cross multiply
    322,354.91x = 444,841.70 × 179,115.32
  4. Step 4: Simplify right side
    322,354.91x = 79,677,962,549.27
  5. Step 5: Solve for x
    x = 79,677,962,549.27/322,354.91
  6. Step 6: Final answer
    x = 247,174.65

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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.