Home / 329,824.20-493,260.06-276,680.10

Finding the Fourth Proportional to 329,824.20, 493,260.06 and 276,680.10

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Solution

The fourth proportional to 329,824.20, 493,260.06 and 276,680.10 is: 413,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,824.20 : 493,260.06 = 276,680.10 : x
  2. Step 2: Convert to fraction form
    329,824.20/493,260.06 = 276,680.10/x
  3. Step 3: Cross multiply
    329,824.20x = 493,260.06 × 276,680.10
  4. Step 4: Simplify right side
    329,824.20x = 136,475,242,726.81
  5. Step 5: Solve for x
    x = 136,475,242,726.81/329,824.20
  6. Step 6: Final answer
    x = 413,781.77

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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.