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Finding the Fourth Proportional to 235,190.68, 324,563.40 and 127,760.71

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Solution

The fourth proportional to 235,190.68, 324,563.40 and 127,760.71 is: 176,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,190.68 : 324,563.40 = 127,760.71 : x
  2. Step 2: Convert to fraction form
    235,190.68/324,563.40 = 127,760.71/x
  3. Step 3: Cross multiply
    235,190.68x = 324,563.40 × 127,760.71
  4. Step 4: Simplify right side
    235,190.68x = 41,466,450,424.01
  5. Step 5: Solve for x
    x = 41,466,450,424.01/235,190.68
  6. Step 6: Final answer
    x = 176,309.92

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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.