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Finding the Fourth Proportional to 245,959.65, 368,105.49 and 151,249.32

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Solution

The fourth proportional to 245,959.65, 368,105.49 and 151,249.32 is: 226,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,959.65 : 368,105.49 = 151,249.32 : x
  2. Step 2: Convert to fraction form
    245,959.65/368,105.49 = 151,249.32/x
  3. Step 3: Cross multiply
    245,959.65x = 368,105.49 × 151,249.32
  4. Step 4: Simplify right side
    245,959.65x = 55,675,705,050.77
  5. Step 5: Solve for x
    x = 55,675,705,050.77/245,959.65
  6. Step 6: Final answer
    x = 226,361.13

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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.