Home / 895,067.25-1,235,197.94-487,168.11

Finding the Fourth Proportional to 895,067.25, 1,235,197.94 and 487,168.11

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Solution

The fourth proportional to 895,067.25, 1,235,197.94 and 487,168.11 is: 672,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,067.25 : 1,235,197.94 = 487,168.11 : x
  2. Step 2: Convert to fraction form
    895,067.25/1,235,197.94 = 487,168.11/x
  3. Step 3: Cross multiply
    895,067.25x = 1,235,197.94 × 487,168.11
  4. Step 4: Simplify right side
    895,067.25x = 601,749,045,905.69
  5. Step 5: Solve for x
    x = 601,749,045,905.69/895,067.25
  6. Step 6: Final answer
    x = 672,294.79

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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.