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Finding the Fourth Proportional to 224,976.80, 337,465.20 and 131,434.40

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Solution

The fourth proportional to 224,976.80, 337,465.20 and 131,434.40 is: 197,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,976.80 : 337,465.20 = 131,434.40 : x
  2. Step 2: Convert to fraction form
    224,976.80/337,465.20 = 131,434.40/x
  3. Step 3: Cross multiply
    224,976.80x = 337,465.20 × 131,434.40
  4. Step 4: Simplify right side
    224,976.80x = 44,354,536,082.88
  5. Step 5: Solve for x
    x = 44,354,536,082.88/224,976.80
  6. Step 6: Final answer
    x = 197,151.60

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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.