Home / 895,067.31-1,235,198.02-487,168.18

Finding the Fourth Proportional to 895,067.31, 1,235,198.02 and 487,168.18

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Solution

The fourth proportional to 895,067.31, 1,235,198.02 and 487,168.18 is: 672,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,067.31 : 1,235,198.02 = 487,168.18 : x
  2. Step 2: Convert to fraction form
    895,067.31/1,235,198.02 = 487,168.18/x
  3. Step 3: Cross multiply
    895,067.31x = 1,235,198.02 × 487,168.18
  4. Step 4: Simplify right side
    895,067.31x = 601,749,165,167.01
  5. Step 5: Solve for x
    x = 601,749,165,167.01/895,067.31
  6. Step 6: Final answer
    x = 672,294.87

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1.5x scale

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.