Home / 449,823.90-674,770.70-150,305.53

Finding the Fourth Proportional to 449,823.90, 674,770.70 and 150,305.53

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Solution

The fourth proportional to 449,823.90, 674,770.70 and 150,305.53 is: 225,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,823.90 : 674,770.70 = 150,305.53 : x
  2. Step 2: Convert to fraction form
    449,823.90/674,770.70 = 150,305.53/x
  3. Step 3: Cross multiply
    449,823.90x = 674,770.70 × 150,305.53
  4. Step 4: Simplify right side
    449,823.90x = 101,421,763,566.59
  5. Step 5: Solve for x
    x = 101,421,763,566.59/449,823.90
  6. Step 6: Final answer
    x = 225,469.93

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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.