Home / 330,882.57-456,699.06-187,726.41

Finding the Fourth Proportional to 330,882.57, 456,699.06 and 187,726.41

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Solution

The fourth proportional to 330,882.57, 456,699.06 and 187,726.41 is: 259,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,882.57 : 456,699.06 = 187,726.41 : x
  2. Step 2: Convert to fraction form
    330,882.57/456,699.06 = 187,726.41/x
  3. Step 3: Cross multiply
    330,882.57x = 456,699.06 × 187,726.41
  4. Step 4: Simplify right side
    330,882.57x = 85,734,474,984.17
  5. Step 5: Solve for x
    x = 85,734,474,984.17/330,882.57
  6. Step 6: Final answer
    x = 259,108.47

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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.