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Finding the Fourth Proportional to 585,969.88, 878,956.26 and 165,247.96

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Solution

The fourth proportional to 585,969.88, 878,956.26 and 165,247.96 is: 247,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,969.88 : 878,956.26 = 165,247.96 : x
  2. Step 2: Convert to fraction form
    585,969.88/878,956.26 = 165,247.96/x
  3. Step 3: Cross multiply
    585,969.88x = 878,956.26 × 165,247.96
  4. Step 4: Simplify right side
    585,969.88x = 145,245,728,894.23
  5. Step 5: Solve for x
    x = 145,245,728,894.23/585,969.88
  6. Step 6: Final answer
    x = 247,872.35

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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.