Home / 371,988.24-512,861.94-240,932.72

Finding the Fourth Proportional to 371,988.24, 512,861.94 and 240,932.72

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Solution

The fourth proportional to 371,988.24, 512,861.94 and 240,932.72 is: 332,175.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,988.24 : 512,861.94 = 240,932.72 : x
  2. Step 2: Convert to fraction form
    371,988.24/512,861.94 = 240,932.72/x
  3. Step 3: Cross multiply
    371,988.24x = 512,861.94 × 240,932.72
  4. Step 4: Simplify right side
    371,988.24x = 123,565,222,188.68
  5. Step 5: Solve for x
    x = 123,565,222,188.68/371,988.24
  6. Step 6: Final answer
    x = 332,175.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.