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Finding the Fourth Proportional to 175,996.80, 263,822.40 and 157,334.40

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Solution

The fourth proportional to 175,996.80, 263,822.40 and 157,334.40 is: 235,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,996.80 : 263,822.40 = 157,334.40 : x
  2. Step 2: Convert to fraction form
    175,996.80/263,822.40 = 157,334.40/x
  3. Step 3: Cross multiply
    175,996.80x = 263,822.40 × 157,334.40
  4. Step 4: Simplify right side
    175,996.80x = 41,508,339,010.56
  5. Step 5: Solve for x
    x = 41,508,339,010.56/175,996.80
  6. Step 6: Final answer
    x = 235,847.12

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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.