Home / 621,824.92-932,633.04-172,591.43

Finding the Fourth Proportional to 621,824.92, 932,633.04 and 172,591.43

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Solution

The fourth proportional to 621,824.92, 932,633.04 and 172,591.43 is: 258,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,824.92 : 932,633.04 = 172,591.43 : x
  2. Step 2: Convert to fraction form
    621,824.92/932,633.04 = 172,591.43/x
  3. Step 3: Cross multiply
    621,824.92x = 932,633.04 × 172,591.43
  4. Step 4: Simplify right side
    621,824.92x = 160,964,470,038.85
  5. Step 5: Solve for x
    x = 160,964,470,038.85/621,824.92
  6. Step 6: Final answer
    x = 258,858.18

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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.