Home / 895,177.25-1,235,360.38-487,290.82

Finding the Fourth Proportional to 895,177.25, 1,235,360.38 and 487,290.82

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Solution

The fourth proportional to 895,177.25, 1,235,360.38 and 487,290.82 is: 672,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,177.25 : 1,235,360.38 = 487,290.82 : x
  2. Step 2: Convert to fraction form
    895,177.25/1,235,360.38 = 487,290.82/x
  3. Step 3: Cross multiply
    895,177.25x = 1,235,360.38 × 487,290.82
  4. Step 4: Simplify right side
    895,177.25x = 601,979,768,259.08
  5. Step 5: Solve for x
    x = 601,979,768,259.08/895,177.25
  6. Step 6: Final answer
    x = 672,469.91

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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.