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Finding the Fourth Proportional to 498,924.84, 748,045.64 and 179,069.60

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Solution

The fourth proportional to 498,924.84, 748,045.64 and 179,069.60 is: 268,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,924.84 : 748,045.64 = 179,069.60 : x
  2. Step 2: Convert to fraction form
    498,924.84/748,045.64 = 179,069.60/x
  3. Step 3: Cross multiply
    498,924.84x = 748,045.64 × 179,069.60
  4. Step 4: Simplify right side
    498,924.84x = 133,952,233,536.54
  5. Step 5: Solve for x
    x = 133,952,233,536.54/498,924.84
  6. Step 6: Final answer
    x = 268,481.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.