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Finding the Fourth Proportional to 546,039.16, 819,060.57 and 166,958.47

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Solution

The fourth proportional to 546,039.16, 819,060.57 and 166,958.47 is: 250,438.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,039.16 : 819,060.57 = 166,958.47 : x
  2. Step 2: Convert to fraction form
    546,039.16/819,060.57 = 166,958.47/x
  3. Step 3: Cross multiply
    546,039.16x = 819,060.57 × 166,958.47
  4. Step 4: Simplify right side
    546,039.16x = 136,749,099,604.53
  5. Step 5: Solve for x
    x = 136,749,099,604.53/546,039.16
  6. Step 6: Final answer
    x = 250,438.26

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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.