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Finding the Fourth Proportional to 320,110.27, 441,751.27 and 176,869.29

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Solution

The fourth proportional to 320,110.27, 441,751.27 and 176,869.29 is: 244,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,110.27 : 441,751.27 = 176,869.29 : x
  2. Step 2: Convert to fraction form
    320,110.27/441,751.27 = 176,869.29/x
  3. Step 3: Cross multiply
    320,110.27x = 441,751.27 × 176,869.29
  4. Step 4: Simplify right side
    320,110.27x = 78,132,234,695.89
  5. Step 5: Solve for x
    x = 78,132,234,695.89/320,110.27
  6. Step 6: Final answer
    x = 244,079.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.