Home / 497,823.60-746,638.20-165,399.60

Finding the Fourth Proportional to 497,823.60, 746,638.20 and 165,399.60

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Solution

The fourth proportional to 497,823.60, 746,638.20 and 165,399.60 is: 248,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,823.60 : 746,638.20 = 165,399.60 : x
  2. Step 2: Convert to fraction form
    497,823.60/746,638.20 = 165,399.60/x
  3. Step 3: Cross multiply
    497,823.60x = 746,638.20 × 165,399.60
  4. Step 4: Simplify right side
    497,823.60x = 123,493,659,624.72
  5. Step 5: Solve for x
    x = 123,493,659,624.72/497,823.60
  6. Step 6: Final answer
    x = 248,067.11

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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.