Home / 656,509.98-984,869.90-277,434.33

Finding the Fourth Proportional to 656,509.98, 984,869.90 and 277,434.33

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Solution

The fourth proportional to 656,509.98, 984,869.90 and 277,434.33 is: 416,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,509.98 : 984,869.90 = 277,434.33 : x
  2. Step 2: Convert to fraction form
    656,509.98/984,869.90 = 277,434.33/x
  3. Step 3: Cross multiply
    656,509.98x = 984,869.90 × 277,434.33
  4. Step 4: Simplify right side
    656,509.98x = 273,236,720,843.67
  5. Step 5: Solve for x
    x = 273,236,720,843.67/656,509.98
  6. Step 6: Final answer
    x = 416,195.84

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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.