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Finding the Fourth Proportional to 329,062.46, 454,109.22 and 193,098.69

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Solution

The fourth proportional to 329,062.46, 454,109.22 and 193,098.69 is: 266,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,062.46 : 454,109.22 = 193,098.69 : x
  2. Step 2: Convert to fraction form
    329,062.46/454,109.22 = 193,098.69/x
  3. Step 3: Cross multiply
    329,062.46x = 454,109.22 × 193,098.69
  4. Step 4: Simplify right side
    329,062.46x = 87,687,895,498.92
  5. Step 5: Solve for x
    x = 87,687,895,498.92/329,062.46
  6. Step 6: Final answer
    x = 266,477.97

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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.