Home / 670,266.72-1,005,391.20-164,832.04

Finding the Fourth Proportional to 670,266.72, 1,005,391.20 and 164,832.04

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Solution

The fourth proportional to 670,266.72, 1,005,391.20 and 164,832.04 is: 247,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,266.72 : 1,005,391.20 = 164,832.04 : x
  2. Step 2: Convert to fraction form
    670,266.72/1,005,391.20 = 164,832.04/x
  3. Step 3: Cross multiply
    670,266.72x = 1,005,391.20 × 164,832.04
  4. Step 4: Simplify right side
    670,266.72x = 165,720,682,494.05
  5. Step 5: Solve for x
    x = 165,720,682,494.05/670,266.72
  6. Step 6: Final answer
    x = 247,245.88

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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.