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Finding the Fourth Proportional to 240,172.56, 331,266.24 and 168,568.56

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Solution

The fourth proportional to 240,172.56, 331,266.24 and 168,568.56 is: 232,503.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,172.56 : 331,266.24 = 168,568.56 : x
  2. Step 2: Convert to fraction form
    240,172.56/331,266.24 = 168,568.56/x
  3. Step 3: Cross multiply
    240,172.56x = 331,266.24 × 168,568.56
  4. Step 4: Simplify right side
    240,172.56x = 55,841,073,053.41
  5. Step 5: Solve for x
    x = 55,841,073,053.41/240,172.56
  6. Step 6: Final answer
    x = 232,503.97

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1.5x scale

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.