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Finding the Fourth Proportional to 546,630.60, 754,351.37 and 304,906.93

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Solution

The fourth proportional to 546,630.60, 754,351.37 and 304,906.93 is: 420,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,630.60 : 754,351.37 = 304,906.93 : x
  2. Step 2: Convert to fraction form
    546,630.60/754,351.37 = 304,906.93/x
  3. Step 3: Cross multiply
    546,630.60x = 754,351.37 × 304,906.93
  4. Step 4: Simplify right side
    546,630.60x = 230,006,960,367.99
  5. Step 5: Solve for x
    x = 230,006,960,367.99/546,630.60
  6. Step 6: Final answer
    x = 420,772.20

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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.