Home / 621,835.62-932,753.46-172,556.60

Finding the Fourth Proportional to 621,835.62, 932,753.46 and 172,556.60

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Solution

The fourth proportional to 621,835.62, 932,753.46 and 172,556.60 is: 258,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,835.62 : 932,753.46 = 172,556.60 : x
  2. Step 2: Convert to fraction form
    621,835.62/932,753.46 = 172,556.60/x
  3. Step 3: Cross multiply
    621,835.62x = 932,753.46 × 172,556.60
  4. Step 4: Simplify right side
    621,835.62x = 160,952,765,695.84
  5. Step 5: Solve for x
    x = 160,952,765,695.84/621,835.62
  6. Step 6: Final answer
    x = 258,834.91

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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.