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Finding the Fourth Proportional to 233,568.97, 322,325.17 and 126,139.03

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Solution

The fourth proportional to 233,568.97, 322,325.17 and 126,139.03 is: 174,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,568.97 : 322,325.17 = 126,139.03 : x
  2. Step 2: Convert to fraction form
    233,568.97/322,325.17 = 126,139.03/x
  3. Step 3: Cross multiply
    233,568.97x = 322,325.17 × 126,139.03
  4. Step 4: Simplify right side
    233,568.97x = 40,657,784,288.39
  5. Step 5: Solve for x
    x = 40,657,784,288.39/233,568.97
  6. Step 6: Final answer
    x = 174,071.86

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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.