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Finding the Fourth Proportional to 247,700.20, 342,450.99 and 183,067.51

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Solution

The fourth proportional to 247,700.20, 342,450.99 and 183,067.51 is: 253,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,700.20 : 342,450.99 = 183,067.51 : x
  2. Step 2: Convert to fraction form
    247,700.20/342,450.99 = 183,067.51/x
  3. Step 3: Cross multiply
    247,700.20x = 342,450.99 × 183,067.51
  4. Step 4: Simplify right side
    247,700.20x = 62,691,650,036.33
  5. Step 5: Solve for x
    x = 62,691,650,036.33/247,700.20
  6. Step 6: Final answer
    x = 253,094.87

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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.