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Finding the Fourth Proportional to 438,231, 604,758.84 and 237,027

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Solution

The fourth proportional to 438,231, 604,758.84 and 237,027 is: 327,097.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,231 : 604,758.84 = 237,027 : x
  2. Step 2: Convert to fraction form
    438,231/604,758.84 = 237,027/x
  3. Step 3: Cross multiply
    438,231x = 604,758.84 × 237,027
  4. Step 4: Simplify right side
    438,231x = 143,344,173,568.68
  5. Step 5: Solve for x
    x = 143,344,173,568.68/438,231
  6. Step 6: Final answer
    x = 327,097.29

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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.