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Finding the Fourth Proportional to 585,964.68, 878,656.20 and 186,553.44

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Solution

The fourth proportional to 585,964.68, 878,656.20 and 186,553.44 is: 279,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,964.68 : 878,656.20 = 186,553.44 : x
  2. Step 2: Convert to fraction form
    585,964.68/878,656.20 = 186,553.44/x
  3. Step 3: Cross multiply
    585,964.68x = 878,656.20 × 186,553.44
  4. Step 4: Simplify right side
    585,964.68x = 163,916,336,687.33
  5. Step 5: Solve for x
    x = 163,916,336,687.33/585,964.68
  6. Step 6: Final answer
    x = 279,737.57

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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.