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Finding the Fourth Proportional to 364,342.52, 546,530.20 and 111,604.59

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Solution

The fourth proportional to 364,342.52, 546,530.20 and 111,604.59 is: 167,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,342.52 : 546,530.20 = 111,604.59 : x
  2. Step 2: Convert to fraction form
    364,342.52/546,530.20 = 111,604.59/x
  3. Step 3: Cross multiply
    364,342.52x = 546,530.20 × 111,604.59
  4. Step 4: Simplify right side
    364,342.52x = 60,995,278,614.61
  5. Step 5: Solve for x
    x = 60,995,278,614.61/364,342.52
  6. Step 6: Final answer
    x = 167,411.91

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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.