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Finding the Fourth Proportional to 364,600.98, 546,956.16 and 127,901.97

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Solution

The fourth proportional to 364,600.98, 546,956.16 and 127,901.97 is: 191,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,600.98 : 546,956.16 = 127,901.97 : x
  2. Step 2: Convert to fraction form
    364,600.98/546,956.16 = 127,901.97/x
  3. Step 3: Cross multiply
    364,600.98x = 546,956.16 × 127,901.97
  4. Step 4: Simplify right side
    364,600.98x = 69,956,770,367.64
  5. Step 5: Solve for x
    x = 69,956,770,367.64/364,600.98
  6. Step 6: Final answer
    x = 191,872.14

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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.