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Finding the Fourth Proportional to 341,897.27, 471,794.63 and 188,934

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Solution

The fourth proportional to 341,897.27, 471,794.63 and 188,934 is: 260,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,897.27 : 471,794.63 = 188,934 : x
  2. Step 2: Convert to fraction form
    341,897.27/471,794.63 = 188,934/x
  3. Step 3: Cross multiply
    341,897.27x = 471,794.63 × 188,934
  4. Step 4: Simplify right side
    341,897.27x = 89,138,045,679.75
  5. Step 5: Solve for x
    x = 89,138,045,679.75/341,897.27
  6. Step 6: Final answer
    x = 260,715.88

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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.