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Finding the Fourth Proportional to 264,885.20, 365,531.50 and 144,026.56

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Solution

The fourth proportional to 264,885.20, 365,531.50 and 144,026.56 is: 198,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,885.20 : 365,531.50 = 144,026.56 : x
  2. Step 2: Convert to fraction form
    264,885.20/365,531.50 = 144,026.56/x
  3. Step 3: Cross multiply
    264,885.20x = 365,531.50 × 144,026.56
  4. Step 4: Simplify right side
    264,885.20x = 52,646,244,516.64
  5. Step 5: Solve for x
    x = 52,646,244,516.64/264,885.20
  6. Step 6: Final answer
    x = 198,751.17

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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.