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Finding the Fourth Proportional to 476,251.10, 714,234.09 and 191,850.38

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Solution

The fourth proportional to 476,251.10, 714,234.09 and 191,850.38 is: 287,718.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,251.10 : 714,234.09 = 191,850.38 : x
  2. Step 2: Convert to fraction form
    476,251.10/714,234.09 = 191,850.38/x
  3. Step 3: Cross multiply
    476,251.10x = 714,234.09 × 191,850.38
  4. Step 4: Simplify right side
    476,251.10x = 137,026,081,575.45
  5. Step 5: Solve for x
    x = 137,026,081,575.45/476,251.10
  6. Step 6: Final answer
    x = 287,718.14

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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.