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Finding the Fourth Proportional to 598,780.80, 898,171.20 and 563,351.40

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Solution

The fourth proportional to 598,780.80, 898,171.20 and 563,351.40 is: 845,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,780.80 : 898,171.20 = 563,351.40 : x
  2. Step 2: Convert to fraction form
    598,780.80/898,171.20 = 563,351.40/x
  3. Step 3: Cross multiply
    598,780.80x = 898,171.20 × 563,351.40
  4. Step 4: Simplify right side
    598,780.80x = 505,986,002,959.68
  5. Step 5: Solve for x
    x = 505,986,002,959.68/598,780.80
  6. Step 6: Final answer
    x = 845,027.10

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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.