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Finding the Fourth Proportional to 546,375.68, 754,007.72 and 301,388.54

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Solution

The fourth proportional to 546,375.68, 754,007.72 and 301,388.54 is: 415,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,375.68 : 754,007.72 = 301,388.54 : x
  2. Step 2: Convert to fraction form
    546,375.68/754,007.72 = 301,388.54/x
  3. Step 3: Cross multiply
    546,375.68x = 754,007.72 × 301,388.54
  4. Step 4: Simplify right side
    546,375.68x = 227,249,285,879.53
  5. Step 5: Solve for x
    x = 227,249,285,879.53/546,375.68
  6. Step 6: Final answer
    x = 415,921.31

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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.