Home / 497,939.80-746,909.70-123,962.80

Finding the Fourth Proportional to 497,939.80, 746,909.70 and 123,962.80

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Solution

The fourth proportional to 497,939.80, 746,909.70 and 123,962.80 is: 185,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,939.80 : 746,909.70 = 123,962.80 : x
  2. Step 2: Convert to fraction form
    497,939.80/746,909.70 = 123,962.80/x
  3. Step 3: Cross multiply
    497,939.80x = 746,909.70 × 123,962.80
  4. Step 4: Simplify right side
    497,939.80x = 92,589,017,759.16
  5. Step 5: Solve for x
    x = 92,589,017,759.16/497,939.80
  6. Step 6: Final answer
    x = 185,944.20

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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.