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Finding the Fourth Proportional to 250,700.17, 376,076.62 and 73,207.68

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Solution

The fourth proportional to 250,700.17, 376,076.62 and 73,207.68 is: 109,819.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,700.17 : 376,076.62 = 73,207.68 : x
  2. Step 2: Convert to fraction form
    250,700.17/376,076.62 = 73,207.68/x
  3. Step 3: Cross multiply
    250,700.17x = 376,076.62 × 73,207.68
  4. Step 4: Simplify right side
    250,700.17x = 27,531,695,827.01
  5. Step 5: Solve for x
    x = 27,531,695,827.01/250,700.17
  6. Step 6: Final answer
    x = 109,819.22

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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.