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Finding the Fourth Proportional to 466,787.20, 700,217.61 and 230,000.80

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Solution

The fourth proportional to 466,787.20, 700,217.61 and 230,000.80 is: 345,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,787.20 : 700,217.61 = 230,000.80 : x
  2. Step 2: Convert to fraction form
    466,787.20/700,217.61 = 230,000.80/x
  3. Step 3: Cross multiply
    466,787.20x = 700,217.61 × 230,000.80
  4. Step 4: Simplify right side
    466,787.20x = 161,050,610,474.09
  5. Step 5: Solve for x
    x = 161,050,610,474.09/466,787.20
  6. Step 6: Final answer
    x = 345,019.34

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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.