Home / 497,743.60-746,615.40-123,766.60

Finding the Fourth Proportional to 497,743.60, 746,615.40 and 123,766.60

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Solution

The fourth proportional to 497,743.60, 746,615.40 and 123,766.60 is: 185,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,743.60 : 746,615.40 = 123,766.60 : x
  2. Step 2: Convert to fraction form
    497,743.60/746,615.40 = 123,766.60/x
  3. Step 3: Cross multiply
    497,743.60x = 746,615.40 × 123,766.60
  4. Step 4: Simplify right side
    497,743.60x = 92,406,049,565.64
  5. Step 5: Solve for x
    x = 92,406,049,565.64/497,743.60
  6. Step 6: Final answer
    x = 185,649.90

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Similar ratio
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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.