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Finding the Fourth Proportional to 267,393.04, 400,819.65 and 167,623.31

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Solution

The fourth proportional to 267,393.04, 400,819.65 and 167,623.31 is: 251,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,393.04 : 400,819.65 = 167,623.31 : x
  2. Step 2: Convert to fraction form
    267,393.04/400,819.65 = 167,623.31/x
  3. Step 3: Cross multiply
    267,393.04x = 400,819.65 × 167,623.31
  4. Step 4: Simplify right side
    267,393.04x = 67,186,717,448.09
  5. Step 5: Solve for x
    x = 67,186,717,448.09/267,393.04
  6. Step 6: Final answer
    x = 251,265.77

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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.