Home / 497,723.38-746,587.90-123,746.38

Finding the Fourth Proportional to 497,723.38, 746,587.90 and 123,746.38

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Solution

The fourth proportional to 497,723.38, 746,587.90 and 123,746.38 is: 185,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,723.38 : 746,587.90 = 123,746.38 : x
  2. Step 2: Convert to fraction form
    497,723.38/746,587.90 = 123,746.38/x
  3. Step 3: Cross multiply
    497,723.38x = 746,587.90 × 123,746.38
  4. Step 4: Simplify right side
    497,723.38x = 92,387,549,976.80
  5. Step 5: Solve for x
    x = 92,387,549,976.80/497,723.38
  6. Step 6: Final answer
    x = 185,620.27

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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.