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Finding the Fourth Proportional to 441,773.65, 609,631.65 and 269,979.04

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Solution

The fourth proportional to 441,773.65, 609,631.65 and 269,979.04 is: 372,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,773.65 : 609,631.65 = 269,979.04 : x
  2. Step 2: Convert to fraction form
    441,773.65/609,631.65 = 269,979.04/x
  3. Step 3: Cross multiply
    441,773.65x = 609,631.65 × 269,979.04
  4. Step 4: Simplify right side
    441,773.65x = 164,587,767,620.62
  5. Step 5: Solve for x
    x = 164,587,767,620.62/441,773.65
  6. Step 6: Final answer
    x = 372,561.31

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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.