Home / 494,427.60-741,544.20-162,003.60

Finding the Fourth Proportional to 494,427.60, 741,544.20 and 162,003.60

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Solution

The fourth proportional to 494,427.60, 741,544.20 and 162,003.60 is: 242,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,427.60 : 741,544.20 = 162,003.60 : x
  2. Step 2: Convert to fraction form
    494,427.60/741,544.20 = 162,003.60/x
  3. Step 3: Cross multiply
    494,427.60x = 741,544.20 × 162,003.60
  4. Step 4: Simplify right side
    494,427.60x = 120,132,829,959.12
  5. Step 5: Solve for x
    x = 120,132,829,959.12/494,427.60
  6. Step 6: Final answer
    x = 242,973.55

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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.