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Finding the Fourth Proportional to 244,609.92, 366,969.96 and 86,838.12

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Solution

The fourth proportional to 244,609.92, 366,969.96 and 86,838.12 is: 130,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,609.92 : 366,969.96 = 86,838.12 : x
  2. Step 2: Convert to fraction form
    244,609.92/366,969.96 = 86,838.12/x
  3. Step 3: Cross multiply
    244,609.92x = 366,969.96 × 86,838.12
  4. Step 4: Simplify right side
    244,609.92x = 31,866,981,422.88
  5. Step 5: Solve for x
    x = 31,866,981,422.88/244,609.92
  6. Step 6: Final answer
    x = 130,276.73

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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.