Home / 441,736.20-662,610.06-126,203.40

Finding the Fourth Proportional to 441,736.20, 662,610.06 and 126,203.40

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Solution

The fourth proportional to 441,736.20, 662,610.06 and 126,203.40 is: 189,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,736.20 : 662,610.06 = 126,203.40 : x
  2. Step 2: Convert to fraction form
    441,736.20/662,610.06 = 126,203.40/x
  3. Step 3: Cross multiply
    441,736.20x = 662,610.06 × 126,203.40
  4. Step 4: Simplify right side
    441,736.20x = 83,623,642,446.20
  5. Step 5: Solve for x
    x = 83,623,642,446.20/441,736.20
  6. Step 6: Final answer
    x = 189,306.75

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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.