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Finding the Fourth Proportional to 546,374.68, 754,006.34 and 301,387.54

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Solution

The fourth proportional to 546,374.68, 754,006.34 and 301,387.54 is: 415,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,374.68 : 754,006.34 = 301,387.54 : x
  2. Step 2: Convert to fraction form
    546,374.68/754,006.34 = 301,387.54/x
  3. Step 3: Cross multiply
    546,374.68x = 754,006.34 × 301,387.54
  4. Step 4: Simplify right side
    546,374.68x = 227,248,114,450.07
  5. Step 5: Solve for x
    x = 227,248,114,450.07/546,374.68
  6. Step 6: Final answer
    x = 415,919.93

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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.