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Finding the Fourth Proportional to 270,694.89, 373,526.03 and 149,828.82

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Solution

The fourth proportional to 270,694.89, 373,526.03 and 149,828.82 is: 206,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,694.89 : 373,526.03 = 149,828.82 : x
  2. Step 2: Convert to fraction form
    270,694.89/373,526.03 = 149,828.82/x
  3. Step 3: Cross multiply
    270,694.89x = 373,526.03 × 149,828.82
  4. Step 4: Simplify right side
    270,694.89x = 55,964,963,565.04
  5. Step 5: Solve for x
    x = 55,964,963,565.04/270,694.89
  6. Step 6: Final answer
    x = 206,745.55

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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.