Home / 587,998.20-882,458.10-272,494.20

Finding the Fourth Proportional to 587,998.20, 882,458.10 and 272,494.20

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Solution

The fourth proportional to 587,998.20, 882,458.10 and 272,494.20 is: 408,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,998.20 : 882,458.10 = 272,494.20 : x
  2. Step 2: Convert to fraction form
    587,998.20/882,458.10 = 272,494.20/x
  3. Step 3: Cross multiply
    587,998.20x = 882,458.10 × 272,494.20
  4. Step 4: Simplify right side
    587,998.20x = 240,464,713,993.02
  5. Step 5: Solve for x
    x = 240,464,713,993.02/587,998.20
  6. Step 6: Final answer
    x = 408,954.85

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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.