Home / 663,766.01-995,777.19-284,633.76

Finding the Fourth Proportional to 663,766.01, 995,777.19 and 284,633.76

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Solution

The fourth proportional to 663,766.01, 995,777.19 and 284,633.76 is: 427,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,766.01 : 995,777.19 = 284,633.76 : x
  2. Step 2: Convert to fraction form
    663,766.01/995,777.19 = 284,633.76/x
  3. Step 3: Cross multiply
    663,766.01x = 995,777.19 × 284,633.76
  4. Step 4: Simplify right side
    663,766.01x = 283,431,805,711.93
  5. Step 5: Solve for x
    x = 283,431,805,711.93/663,766.01
  6. Step 6: Final answer
    x = 427,005.60

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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.