Home / 497,741.20-746,614.68-123,764.20

Finding the Fourth Proportional to 497,741.20, 746,614.68 and 123,764.20

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Solution

The fourth proportional to 497,741.20, 746,614.68 and 123,764.20 is: 185,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,741.20 : 746,614.68 = 123,764.20 : x
  2. Step 2: Convert to fraction form
    497,741.20/746,614.68 = 123,764.20/x
  3. Step 3: Cross multiply
    497,741.20x = 746,614.68 × 123,764.20
  4. Step 4: Simplify right side
    497,741.20x = 92,404,168,578.46
  5. Step 5: Solve for x
    x = 92,404,168,578.46/497,741.20
  6. Step 6: Final answer
    x = 185,647.02

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1.5x scale

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.