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Finding the Fourth Proportional to 322,545.44, 445,124.13 and 177,362.24

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Solution

The fourth proportional to 322,545.44, 445,124.13 and 177,362.24 is: 244,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,545.44 : 445,124.13 = 177,362.24 : x
  2. Step 2: Convert to fraction form
    322,545.44/445,124.13 = 177,362.24/x
  3. Step 3: Cross multiply
    322,545.44x = 445,124.13 × 177,362.24
  4. Step 4: Simplify right side
    322,545.44x = 78,948,210,549.23
  5. Step 5: Solve for x
    x = 78,948,210,549.23/322,545.44
  6. Step 6: Final answer
    x = 244,766.17

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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.