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Finding the Fourth Proportional to 376,888.38, 519,872.50 and 247,841.62

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Solution

The fourth proportional to 376,888.38, 519,872.50 and 247,841.62 is: 341,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,888.38 : 519,872.50 = 247,841.62 : x
  2. Step 2: Convert to fraction form
    376,888.38/519,872.50 = 247,841.62/x
  3. Step 3: Cross multiply
    376,888.38x = 519,872.50 × 247,841.62
  4. Step 4: Simplify right side
    376,888.38x = 128,846,042,593.45
  5. Step 5: Solve for x
    x = 128,846,042,593.45/376,888.38
  6. Step 6: Final answer
    x = 341,867.91

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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.