Home / 491,297.22-736,945.62-136,311.18

Finding the Fourth Proportional to 491,297.22, 736,945.62 and 136,311.18

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Solution

The fourth proportional to 491,297.22, 736,945.62 and 136,311.18 is: 204,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,297.22 : 736,945.62 = 136,311.18 : x
  2. Step 2: Convert to fraction form
    491,297.22/736,945.62 = 136,311.18/x
  3. Step 3: Cross multiply
    491,297.22x = 736,945.62 × 136,311.18
  4. Step 4: Simplify right side
    491,297.22x = 100,453,927,058.03
  5. Step 5: Solve for x
    x = 100,453,927,058.03/491,297.22
  6. Step 6: Final answer
    x = 204,466.71

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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.