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Finding the Fourth Proportional to 327,204.82, 490,792.95 and 102,560.13

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Solution

The fourth proportional to 327,204.82, 490,792.95 and 102,560.13 is: 153,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,204.82 : 490,792.95 = 102,560.13 : x
  2. Step 2: Convert to fraction form
    327,204.82/490,792.95 = 102,560.13/x
  3. Step 3: Cross multiply
    327,204.82x = 490,792.95 × 102,560.13
  4. Step 4: Simplify right side
    327,204.82x = 50,335,788,755.08
  5. Step 5: Solve for x
    x = 50,335,788,755.08/327,204.82
  6. Step 6: Final answer
    x = 153,835.72

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1.5x scale

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.