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Finding the Fourth Proportional to 444,719.39, 667,203.80 and 178,666.74

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Solution

The fourth proportional to 444,719.39, 667,203.80 and 178,666.74 is: 268,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,719.39 : 667,203.80 = 178,666.74 : x
  2. Step 2: Convert to fraction form
    444,719.39/667,203.80 = 178,666.74/x
  3. Step 3: Cross multiply
    444,719.39x = 667,203.80 × 178,666.74
  4. Step 4: Simplify right side
    444,719.39x = 119,207,126,968.28
  5. Step 5: Solve for x
    x = 119,207,126,968.28/444,719.39
  6. Step 6: Final answer
    x = 268,050.22

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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.