Home / 818,117.70-1,227,176.55-566,175.30

Finding the Fourth Proportional to 818,117.70, 1,227,176.55 and 566,175.30

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Solution

The fourth proportional to 818,117.70, 1,227,176.55 and 566,175.30 is: 849,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,117.70 : 1,227,176.55 = 566,175.30 : x
  2. Step 2: Convert to fraction form
    818,117.70/1,227,176.55 = 566,175.30/x
  3. Step 3: Cross multiply
    818,117.70x = 1,227,176.55 × 566,175.30
  4. Step 4: Simplify right side
    818,117.70x = 694,797,051,349.22
  5. Step 5: Solve for x
    x = 694,797,051,349.22/818,117.70
  6. Step 6: Final answer
    x = 849,262.95

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Double scale
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Similar ratio
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1.5x scale

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.