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Finding the Fourth Proportional to 324,006.32, 447,139.46 and 176,839.22

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Solution

The fourth proportional to 324,006.32, 447,139.46 and 176,839.22 is: 244,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,006.32 : 447,139.46 = 176,839.22 : x
  2. Step 2: Convert to fraction form
    324,006.32/447,139.46 = 176,839.22/x
  3. Step 3: Cross multiply
    324,006.32x = 447,139.46 × 176,839.22
  4. Step 4: Simplify right side
    324,006.32x = 79,071,794,897.57
  5. Step 5: Solve for x
    x = 79,071,794,897.57/324,006.32
  6. Step 6: Final answer
    x = 244,043.99

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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.