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Finding the Fourth Proportional to 585,519.05, 878,278.88 and 164,794.93

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Solution

The fourth proportional to 585,519.05, 878,278.88 and 164,794.93 is: 247,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,519.05 : 878,278.88 = 164,794.93 : x
  2. Step 2: Convert to fraction form
    585,519.05/878,278.88 = 164,794.93/x
  3. Step 3: Cross multiply
    585,519.05x = 878,278.88 × 164,794.93
  4. Step 4: Simplify right side
    585,519.05x = 144,735,904,766.37
  5. Step 5: Solve for x
    x = 144,735,904,766.37/585,519.05
  6. Step 6: Final answer
    x = 247,192.48

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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.