Home / 494,747.34-742,241.92-157,788.02

Finding the Fourth Proportional to 494,747.34, 742,241.92 and 157,788.02

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Solution

The fourth proportional to 494,747.34, 742,241.92 and 157,788.02 is: 236,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,747.34 : 742,241.92 = 157,788.02 : x
  2. Step 2: Convert to fraction form
    494,747.34/742,241.92 = 157,788.02/x
  3. Step 3: Cross multiply
    494,747.34x = 742,241.92 × 157,788.02
  4. Step 4: Simplify right side
    494,747.34x = 117,116,882,917.80
  5. Step 5: Solve for x
    x = 117,116,882,917.80/494,747.34
  6. Step 6: Final answer
    x = 236,720.59

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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.