Home / 895,758.75-1,236,122.17-487,851.66

Finding the Fourth Proportional to 895,758.75, 1,236,122.17 and 487,851.66

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Solution

The fourth proportional to 895,758.75, 1,236,122.17 and 487,851.66 is: 673,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,758.75 : 1,236,122.17 = 487,851.66 : x
  2. Step 2: Convert to fraction form
    895,758.75/1,236,122.17 = 487,851.66/x
  3. Step 3: Cross multiply
    895,758.75x = 1,236,122.17 × 487,851.66
  4. Step 4: Simplify right side
    895,758.75x = 603,044,251,377.67
  5. Step 5: Solve for x
    x = 603,044,251,377.67/895,758.75
  6. Step 6: Final answer
    x = 673,221.73

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Double scale
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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.