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Finding the Fourth Proportional to 235,540.10, 352,921.35 and 200,548.10

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Solution

The fourth proportional to 235,540.10, 352,921.35 and 200,548.10 is: 300,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,540.10 : 352,921.35 = 200,548.10 : x
  2. Step 2: Convert to fraction form
    235,540.10/352,921.35 = 200,548.10/x
  3. Step 3: Cross multiply
    235,540.10x = 352,921.35 × 200,548.10
  4. Step 4: Simplify right side
    235,540.10x = 70,777,706,191.94
  5. Step 5: Solve for x
    x = 70,777,706,191.94/235,540.10
  6. Step 6: Final answer
    x = 300,491.11

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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.