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Finding the Fourth Proportional to 327,468,000.60, 491,202,000.90 and 235,156,698.90

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Solution

The fourth proportional to 327,468,000.60, 491,202,000.90 and 235,156,698.90 is: 352,735,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,468,000.60 : 491,202,000.90 = 235,156,698.90 : x
  2. Step 2: Convert to fraction form
    327,468,000.60/491,202,000.90 = 235,156,698.90/x
  3. Step 3: Cross multiply
    327,468,000.60x = 491,202,000.90 × 235,156,698.90
  4. Step 4: Simplify right side
    327,468,000.60x = 115,509,441,024,718,832
  5. Step 5: Solve for x
    x = 115,509,441,024,718,832/327,468,000.60
  6. Step 6: Final answer
    x = 352,735,048.35

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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.