Home / 621,824.11-932,631.82-172,590.62

Finding the Fourth Proportional to 621,824.11, 932,631.82 and 172,590.62

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Solution

The fourth proportional to 621,824.11, 932,631.82 and 172,590.62 is: 258,856.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,824.11 : 932,631.82 = 172,590.62 : x
  2. Step 2: Convert to fraction form
    621,824.11/932,631.82 = 172,590.62/x
  3. Step 3: Cross multiply
    621,824.11x = 932,631.82 × 172,590.62
  4. Step 4: Simplify right side
    621,824.11x = 160,963,499,382.37
  5. Step 5: Solve for x
    x = 160,963,499,382.37/621,824.11
  6. Step 6: Final answer
    x = 258,856.96

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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.