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Finding the Fourth Proportional to 227,599.20, 341,398.80 and 156,740.40

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Solution

The fourth proportional to 227,599.20, 341,398.80 and 156,740.40 is: 235,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,599.20 : 341,398.80 = 156,740.40 : x
  2. Step 2: Convert to fraction form
    227,599.20/341,398.80 = 156,740.40/x
  3. Step 3: Cross multiply
    227,599.20x = 341,398.80 × 156,740.40
  4. Step 4: Simplify right side
    227,599.20x = 53,510,984,471.52
  5. Step 5: Solve for x
    x = 53,510,984,471.52/227,599.20
  6. Step 6: Final answer
    x = 235,110.60

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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.