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Finding the Fourth Proportional to 336,861.25, 464,869.43 and 185,958.25

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Solution

The fourth proportional to 336,861.25, 464,869.43 and 185,958.25 is: 256,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,861.25 : 464,869.43 = 185,958.25 : x
  2. Step 2: Convert to fraction form
    336,861.25/464,869.43 = 185,958.25/x
  3. Step 3: Cross multiply
    336,861.25x = 464,869.43 × 185,958.25
  4. Step 4: Simplify right side
    336,861.25x = 86,446,304,751.51
  5. Step 5: Solve for x
    x = 86,446,304,751.51/336,861.25
  6. Step 6: Final answer
    x = 256,622.88

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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.