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Finding the Fourth Proportional to 219,500.27, 329,250.32 and 61,728.72

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Solution

The fourth proportional to 219,500.27, 329,250.32 and 61,728.72 is: 92,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,500.27 : 329,250.32 = 61,728.72 : x
  2. Step 2: Convert to fraction form
    219,500.27/329,250.32 = 61,728.72/x
  3. Step 3: Cross multiply
    219,500.27x = 329,250.32 × 61,728.72
  4. Step 4: Simplify right side
    219,500.27x = 20,324,200,813.19
  5. Step 5: Solve for x
    x = 20,324,200,813.19/219,500.27
  6. Step 6: Final answer
    x = 92,593.06

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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.