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Finding the Fourth Proportional to 592,512.80, 888,769.20 and 474,414.80

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Solution

The fourth proportional to 592,512.80, 888,769.20 and 474,414.80 is: 711,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,512.80 : 888,769.20 = 474,414.80 : x
  2. Step 2: Convert to fraction form
    592,512.80/888,769.20 = 474,414.80/x
  3. Step 3: Cross multiply
    592,512.80x = 888,769.20 × 474,414.80
  4. Step 4: Simplify right side
    592,512.80x = 421,645,262,264.16
  5. Step 5: Solve for x
    x = 421,645,262,264.16/592,512.80
  6. Step 6: Final answer
    x = 711,622.20

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Similar ratio
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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.