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Finding the Fourth Proportional to 546,375.42, 754,007.37 and 301,388.29

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Solution

The fourth proportional to 546,375.42, 754,007.37 and 301,388.29 is: 415,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,375.42 : 754,007.37 = 301,388.29 : x
  2. Step 2: Convert to fraction form
    546,375.42/754,007.37 = 301,388.29/x
  3. Step 3: Cross multiply
    546,375.42x = 754,007.37 × 301,388.29
  4. Step 4: Simplify right side
    546,375.42x = 227,248,991,891.70
  5. Step 5: Solve for x
    x = 227,248,991,891.70/546,375.42
  6. Step 6: Final answer
    x = 415,920.96

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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.