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Finding the Fourth Proportional to 264,376.44, 364,839.62 and 143,517.68

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Solution

The fourth proportional to 264,376.44, 364,839.62 and 143,517.68 is: 198,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,376.44 : 364,839.62 = 143,517.68 : x
  2. Step 2: Convert to fraction form
    264,376.44/364,839.62 = 143,517.68/x
  3. Step 3: Cross multiply
    264,376.44x = 364,839.62 × 143,517.68
  4. Step 4: Simplify right side
    264,376.44x = 52,360,935,834.48
  5. Step 5: Solve for x
    x = 52,360,935,834.48/264,376.44
  6. Step 6: Final answer
    x = 198,054.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.