Home / 811,098.56-1,216,230.56-474,213.44

Finding the Fourth Proportional to 811,098.56, 1,216,230.56 and 474,213.44

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Solution

The fourth proportional to 811,098.56, 1,216,230.56 and 474,213.44 is: 711,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,098.56 : 1,216,230.56 = 474,213.44 : x
  2. Step 2: Convert to fraction form
    811,098.56/1,216,230.56 = 474,213.44/x
  3. Step 3: Cross multiply
    811,098.56x = 1,216,230.56 × 474,213.44
  4. Step 4: Simplify right side
    811,098.56x = 576,752,877,690.73
  5. Step 5: Solve for x
    x = 576,752,877,690.73/811,098.56
  6. Step 6: Final answer
    x = 711,076.19

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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.