Home / 663,176.38-995,010.87-460,665.78

Finding the Fourth Proportional to 663,176.38, 995,010.87 and 460,665.78

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Solution

The fourth proportional to 663,176.38, 995,010.87 and 460,665.78 is: 691,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,176.38 : 995,010.87 = 460,665.78 : x
  2. Step 2: Convert to fraction form
    663,176.38/995,010.87 = 460,665.78/x
  3. Step 3: Cross multiply
    663,176.38x = 995,010.87 × 460,665.78
  4. Step 4: Simplify right side
    663,176.38x = 458,367,458,537.03
  5. Step 5: Solve for x
    x = 458,367,458,537.03/663,176.38
  6. Step 6: Final answer
    x = 691,169.76

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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.