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Finding the Fourth Proportional to 546,620.58, 754,337.55 and 304,896.95

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Solution

The fourth proportional to 546,620.58, 754,337.55 and 304,896.95 is: 420,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,620.58 : 754,337.55 = 304,896.95 : x
  2. Step 2: Convert to fraction form
    546,620.58/754,337.55 = 304,896.95/x
  3. Step 3: Cross multiply
    546,620.58x = 754,337.55 × 304,896.95
  4. Step 4: Simplify right side
    546,620.58x = 229,995,214,493.79
  5. Step 5: Solve for x
    x = 229,995,214,493.79/546,620.58
  6. Step 6: Final answer
    x = 420,758.43

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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.