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Finding the Fourth Proportional to 223,515.66, 335,273.55 and 65,744.11

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Solution

The fourth proportional to 223,515.66, 335,273.55 and 65,744.11 is: 98,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,515.66 : 335,273.55 = 65,744.11 : x
  2. Step 2: Convert to fraction form
    223,515.66/335,273.55 = 65,744.11/x
  3. Step 3: Cross multiply
    223,515.66x = 335,273.55 × 65,744.11
  4. Step 4: Simplify right side
    223,515.66x = 22,042,261,151.29
  5. Step 5: Solve for x
    x = 22,042,261,151.29/223,515.66
  6. Step 6: Final answer
    x = 98,616.18

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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.