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Finding the Fourth Proportional to 341,614.52, 471,419.10 and 188,663.84

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Solution

The fourth proportional to 341,614.52, 471,419.10 and 188,663.84 is: 260,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,614.52 : 471,419.10 = 188,663.84 : x
  2. Step 2: Convert to fraction form
    341,614.52/471,419.10 = 188,663.84/x
  3. Step 3: Cross multiply
    341,614.52x = 471,419.10 × 188,663.84
  4. Step 4: Simplify right side
    341,614.52x = 88,939,737,655.34
  5. Step 5: Solve for x
    x = 88,939,737,655.34/341,614.52
  6. Step 6: Final answer
    x = 260,351.16

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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.