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Finding the Fourth Proportional to 223,610.49, 335,300.18 and 65,818.53

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Solution

The fourth proportional to 223,610.49, 335,300.18 and 65,818.53 is: 98,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,610.49 : 335,300.18 = 65,818.53 : x
  2. Step 2: Convert to fraction form
    223,610.49/335,300.18 = 65,818.53/x
  3. Step 3: Cross multiply
    223,610.49x = 335,300.18 × 65,818.53
  4. Step 4: Simplify right side
    223,610.49x = 22,068,964,627.24
  5. Step 5: Solve for x
    x = 22,068,964,627.24/223,610.49
  6. Step 6: Final answer
    x = 98,693.78

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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.