Home / 494,428.60-741,837.30-194,858.20

Finding the Fourth Proportional to 494,428.60, 741,837.30 and 194,858.20

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Solution

The fourth proportional to 494,428.60, 741,837.30 and 194,858.20 is: 292,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,428.60 : 741,837.30 = 194,858.20 : x
  2. Step 2: Convert to fraction form
    494,428.60/741,837.30 = 194,858.20/x
  3. Step 3: Cross multiply
    494,428.60x = 741,837.30 × 194,858.20
  4. Step 4: Simplify right side
    494,428.60x = 144,553,080,970.86
  5. Step 5: Solve for x
    x = 144,553,080,970.86/494,428.60
  6. Step 6: Final answer
    x = 292,363.91

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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.