Home / 656,164.91-984,353.38-277,142.63

Finding the Fourth Proportional to 656,164.91, 984,353.38 and 277,142.63

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Solution

The fourth proportional to 656,164.91, 984,353.38 and 277,142.63 is: 415,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,164.91 : 984,353.38 = 277,142.63 : x
  2. Step 2: Convert to fraction form
    656,164.91/984,353.38 = 277,142.63/x
  3. Step 3: Cross multiply
    656,164.91x = 984,353.38 × 277,142.63
  4. Step 4: Simplify right side
    656,164.91x = 272,806,278,967.97
  5. Step 5: Solve for x
    x = 272,806,278,967.97/656,164.91
  6. Step 6: Final answer
    x = 415,758.71

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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.