Home / 986,865.24-1,361,874.06-534,156.60

Finding the Fourth Proportional to 986,865.24, 1,361,874.06 and 534,156.60

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Solution

The fourth proportional to 986,865.24, 1,361,874.06 and 534,156.60 is: 737,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,865.24 : 1,361,874.06 = 534,156.60 : x
  2. Step 2: Convert to fraction form
    986,865.24/1,361,874.06 = 534,156.60/x
  3. Step 3: Cross multiply
    986,865.24x = 1,361,874.06 × 534,156.60
  4. Step 4: Simplify right side
    986,865.24x = 727,454,017,517.80
  5. Step 5: Solve for x
    x = 727,454,017,517.80/986,865.24
  6. Step 6: Final answer
    x = 737,136.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.