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Finding the Fourth Proportional to 297,398.82, 410,276.42 and 176,545.20

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Solution

The fourth proportional to 297,398.82, 410,276.42 and 176,545.20 is: 243,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,398.82 : 410,276.42 = 176,545.20 : x
  2. Step 2: Convert to fraction form
    297,398.82/410,276.42 = 176,545.20/x
  3. Step 3: Cross multiply
    297,398.82x = 410,276.42 × 176,545.20
  4. Step 4: Simplify right side
    297,398.82x = 72,432,332,624.18
  5. Step 5: Solve for x
    x = 72,432,332,624.18/297,398.82
  6. Step 6: Final answer
    x = 243,552.86

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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.