Home / 656,160.36-984,147.06-206,822.80

Finding the Fourth Proportional to 656,160.36, 984,147.06 and 206,822.80

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Solution

The fourth proportional to 656,160.36, 984,147.06 and 206,822.80 is: 310,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,160.36 : 984,147.06 = 206,822.80 : x
  2. Step 2: Convert to fraction form
    656,160.36/984,147.06 = 206,822.80/x
  3. Step 3: Cross multiply
    656,160.36x = 984,147.06 × 206,822.80
  4. Step 4: Simplify right side
    656,160.36x = 203,544,050,560.97
  5. Step 5: Solve for x
    x = 203,544,050,560.97/656,160.36
  6. Step 6: Final answer
    x = 310,204.73

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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.