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Finding the Fourth Proportional to 234,382.50, 351,573.84 and 65,920.73

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Solution

The fourth proportional to 234,382.50, 351,573.84 and 65,920.73 is: 98,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,382.50 : 351,573.84 = 65,920.73 : x
  2. Step 2: Convert to fraction form
    234,382.50/351,573.84 = 65,920.73/x
  3. Step 3: Cross multiply
    234,382.50x = 351,573.84 × 65,920.73
  4. Step 4: Simplify right side
    234,382.50x = 23,176,002,423.83
  5. Step 5: Solve for x
    x = 23,176,002,423.83/234,382.50
  6. Step 6: Final answer
    x = 98,881.11

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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.