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Finding the Fourth Proportional to 546,125.58, 753,679.17 and 304,409.88

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Solution

The fourth proportional to 546,125.58, 753,679.17 and 304,409.88 is: 420,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,125.58 : 753,679.17 = 304,409.88 : x
  2. Step 2: Convert to fraction form
    546,125.58/753,679.17 = 304,409.88/x
  3. Step 3: Cross multiply
    546,125.58x = 753,679.17 × 304,409.88
  4. Step 4: Simplify right side
    546,125.58x = 229,427,385,698.20
  5. Step 5: Solve for x
    x = 229,427,385,698.20/546,125.58
  6. Step 6: Final answer
    x = 420,100.05

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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.