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Finding the Fourth Proportional to 224,830.80, 337,246.20 and 207,723.60

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Solution

The fourth proportional to 224,830.80, 337,246.20 and 207,723.60 is: 311,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,830.80 : 337,246.20 = 207,723.60 : x
  2. Step 2: Convert to fraction form
    224,830.80/337,246.20 = 207,723.60/x
  3. Step 3: Cross multiply
    224,830.80x = 337,246.20 × 207,723.60
  4. Step 4: Simplify right side
    224,830.80x = 70,053,994,750.32
  5. Step 5: Solve for x
    x = 70,053,994,750.32/224,830.80
  6. Step 6: Final answer
    x = 311,585.40

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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.