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Finding the Fourth Proportional to 652,531.66, 978,795.51 and 179,217.44

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Solution

The fourth proportional to 652,531.66, 978,795.51 and 179,217.44 is: 268,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,531.66 : 978,795.51 = 179,217.44 : x
  2. Step 2: Convert to fraction form
    652,531.66/978,795.51 = 179,217.44/x
  3. Step 3: Cross multiply
    652,531.66x = 978,795.51 × 179,217.44
  4. Step 4: Simplify right side
    652,531.66x = 175,417,225,585.69
  5. Step 5: Solve for x
    x = 175,417,225,585.69/652,531.66
  6. Step 6: Final answer
    x = 268,825.62

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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.