Home / 441,815.40-662,723.10-161,296.20

Finding the Fourth Proportional to 441,815.40, 662,723.10 and 161,296.20

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Solution

The fourth proportional to 441,815.40, 662,723.10 and 161,296.20 is: 241,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,815.40 : 662,723.10 = 161,296.20 : x
  2. Step 2: Convert to fraction form
    441,815.40/662,723.10 = 161,296.20/x
  3. Step 3: Cross multiply
    441,815.40x = 662,723.10 × 161,296.20
  4. Step 4: Simplify right side
    441,815.40x = 106,894,717,682.22
  5. Step 5: Solve for x
    x = 106,894,717,682.22/441,815.40
  6. Step 6: Final answer
    x = 241,944.30

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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.