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Finding the Fourth Proportional to 546,467.60, 754,123.80 and 304,750.44

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Solution

The fourth proportional to 546,467.60, 754,123.80 and 304,750.44 is: 420,554.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,467.60 : 754,123.80 = 304,750.44 : x
  2. Step 2: Convert to fraction form
    546,467.60/754,123.80 = 304,750.44/x
  3. Step 3: Cross multiply
    546,467.60x = 754,123.80 × 304,750.44
  4. Step 4: Simplify right side
    546,467.60x = 229,819,559,864.47
  5. Step 5: Solve for x
    x = 229,819,559,864.47/546,467.60
  6. Step 6: Final answer
    x = 420,554.78

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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.