Home / 995,067.38-1,373,177.77-559,485.11

Finding the Fourth Proportional to 995,067.38, 1,373,177.77 and 559,485.11

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Solution

The fourth proportional to 995,067.38, 1,373,177.77 and 559,485.11 is: 772,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,067.38 : 1,373,177.77 = 559,485.11 : x
  2. Step 2: Convert to fraction form
    995,067.38/1,373,177.77 = 559,485.11/x
  3. Step 3: Cross multiply
    995,067.38x = 1,373,177.77 × 559,485.11
  4. Step 4: Simplify right side
    995,067.38x = 768,272,517,732.24
  5. Step 5: Solve for x
    x = 768,272,517,732.24/995,067.38
  6. Step 6: Final answer
    x = 772,080.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.