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Finding the Fourth Proportional to 270,878.40, 373,829.04 and 150,013.44

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Solution

The fourth proportional to 270,878.40, 373,829.04 and 150,013.44 is: 207,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,878.40 : 373,829.04 = 150,013.44 : x
  2. Step 2: Convert to fraction form
    270,878.40/373,829.04 = 150,013.44/x
  3. Step 3: Cross multiply
    270,878.40x = 373,829.04 × 150,013.44
  4. Step 4: Simplify right side
    270,878.40x = 56,079,380,262.30
  5. Step 5: Solve for x
    x = 56,079,380,262.30/270,878.40
  6. Step 6: Final answer
    x = 207,027.88

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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.