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Finding the Fourth Proportional to 656,568.92, 984,170.52 and 277,173.02

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Solution

The fourth proportional to 656,568.92, 984,170.52 and 277,173.02 is: 415,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,568.92 : 984,170.52 = 277,173.02 : x
  2. Step 2: Convert to fraction form
    656,568.92/984,170.52 = 277,173.02/x
  3. Step 3: Cross multiply
    656,568.92x = 984,170.52 × 277,173.02
  4. Step 4: Simplify right side
    656,568.92x = 272,785,510,302.52
  5. Step 5: Solve for x
    x = 272,785,510,302.52/656,568.92
  6. Step 6: Final answer
    x = 415,471.25

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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.