Home / 780,982.80-1,168,882.20-567,142.80

Finding the Fourth Proportional to 780,982.80, 1,168,882.20 and 567,142.80

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Solution

The fourth proportional to 780,982.80, 1,168,882.20 and 567,142.80 is: 848,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,982.80 : 1,168,882.20 = 567,142.80 : x
  2. Step 2: Convert to fraction form
    780,982.80/1,168,882.20 = 567,142.80/x
  3. Step 3: Cross multiply
    780,982.80x = 1,168,882.20 × 567,142.80
  4. Step 4: Simplify right side
    780,982.80x = 662,923,123,778.16
  5. Step 5: Solve for x
    x = 662,923,123,778.16/780,982.80
  6. Step 6: Final answer
    x = 848,831.91

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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.