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Finding the Fourth Proportional to 250,878.97, 376,212.30 and 101,079.01

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Solution

The fourth proportional to 250,878.97, 376,212.30 and 101,079.01 is: 151,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,878.97 : 376,212.30 = 101,079.01 : x
  2. Step 2: Convert to fraction form
    250,878.97/376,212.30 = 101,079.01/x
  3. Step 3: Cross multiply
    250,878.97x = 376,212.30 × 101,079.01
  4. Step 4: Simplify right side
    250,878.97x = 38,027,166,833.82
  5. Step 5: Solve for x
    x = 38,027,166,833.82/250,878.97
  6. Step 6: Final answer
    x = 151,575.75

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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.