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Finding the Fourth Proportional to 244,248.40, 366,372.60 and 220,142.80

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Solution

The fourth proportional to 244,248.40, 366,372.60 and 220,142.80 is: 330,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,248.40 : 366,372.60 = 220,142.80 : x
  2. Step 2: Convert to fraction form
    244,248.40/366,372.60 = 220,142.80/x
  3. Step 3: Cross multiply
    244,248.40x = 366,372.60 × 220,142.80
  4. Step 4: Simplify right side
    244,248.40x = 80,654,290,007.28
  5. Step 5: Solve for x
    x = 80,654,290,007.28/244,248.40
  6. Step 6: Final answer
    x = 330,214.20

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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.