Home / 397,044.12-595,564.76-172,375.23

Finding the Fourth Proportional to 397,044.12, 595,564.76 and 172,375.23

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Solution

The fourth proportional to 397,044.12, 595,564.76 and 172,375.23 is: 258,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,044.12 : 595,564.76 = 172,375.23 : x
  2. Step 2: Convert to fraction form
    397,044.12/595,564.76 = 172,375.23/x
  3. Step 3: Cross multiply
    397,044.12x = 595,564.76 × 172,375.23
  4. Step 4: Simplify right side
    397,044.12x = 102,660,612,915.83
  5. Step 5: Solve for x
    x = 102,660,612,915.83/397,044.12
  6. Step 6: Final answer
    x = 258,562.23

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1.5x scale

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.