Home / 885,770.70-1,328,656.05-614,145.30

Finding the Fourth Proportional to 885,770.70, 1,328,656.05 and 614,145.30

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Solution

The fourth proportional to 885,770.70, 1,328,656.05 and 614,145.30 is: 921,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,770.70 : 1,328,656.05 = 614,145.30 : x
  2. Step 2: Convert to fraction form
    885,770.70/1,328,656.05 = 614,145.30/x
  3. Step 3: Cross multiply
    885,770.70x = 1,328,656.05 × 614,145.30
  4. Step 4: Simplify right side
    885,770.70x = 815,987,868,424.07
  5. Step 5: Solve for x
    x = 815,987,868,424.07/885,770.70
  6. Step 6: Final answer
    x = 921,217.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.