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Finding the Fourth Proportional to 359,366.08, 495,921.20 and 198,227.92

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Solution

The fourth proportional to 359,366.08, 495,921.20 and 198,227.92 is: 273,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,366.08 : 495,921.20 = 198,227.92 : x
  2. Step 2: Convert to fraction form
    359,366.08/495,921.20 = 198,227.92/x
  3. Step 3: Cross multiply
    359,366.08x = 495,921.20 × 198,227.92
  4. Step 4: Simplify right side
    359,366.08x = 98,305,427,959.90
  5. Step 5: Solve for x
    x = 98,305,427,959.90/359,366.08
  6. Step 6: Final answer
    x = 273,552.33

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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.