Home / 741,920.22-1,112,962.11-236,363.58

Finding the Fourth Proportional to 741,920.22, 1,112,962.11 and 236,363.58

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Solution

The fourth proportional to 741,920.22, 1,112,962.11 and 236,363.58 is: 354,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,920.22 : 1,112,962.11 = 236,363.58 : x
  2. Step 2: Convert to fraction form
    741,920.22/1,112,962.11 = 236,363.58/x
  3. Step 3: Cross multiply
    741,920.22x = 1,112,962.11 × 236,363.58
  4. Step 4: Simplify right side
    741,920.22x = 263,063,708,723.95
  5. Step 5: Solve for x
    x = 263,063,708,723.95/741,920.22
  6. Step 6: Final answer
    x = 354,571.42

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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.