Home / 591,212.80-886,819.20-236,281.60

Finding the Fourth Proportional to 591,212.80, 886,819.20 and 236,281.60

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Solution

The fourth proportional to 591,212.80, 886,819.20 and 236,281.60 is: 354,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,212.80 : 886,819.20 = 236,281.60 : x
  2. Step 2: Convert to fraction form
    591,212.80/886,819.20 = 236,281.60/x
  3. Step 3: Cross multiply
    591,212.80x = 886,819.20 × 236,281.60
  4. Step 4: Simplify right side
    591,212.80x = 209,539,059,486.72
  5. Step 5: Solve for x
    x = 209,539,059,486.72/591,212.80
  6. Step 6: Final answer
    x = 354,422.40

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Similar ratio
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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.