Home / 663,385.41-995,288.61-236,912.22

Finding the Fourth Proportional to 663,385.41, 995,288.61 and 236,912.22

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Solution

The fourth proportional to 663,385.41, 995,288.61 and 236,912.22 is: 355,443.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,385.41 : 995,288.61 = 236,912.22 : x
  2. Step 2: Convert to fraction form
    663,385.41/995,288.61 = 236,912.22/x
  3. Step 3: Cross multiply
    663,385.41x = 995,288.61 × 236,912.22
  4. Step 4: Simplify right side
    663,385.41x = 235,796,034,135.81
  5. Step 5: Solve for x
    x = 235,796,034,135.81/663,385.41
  6. Step 6: Final answer
    x = 355,443.50

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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.