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Finding the Fourth Proportional to 201,463.20, 301,757.40 and 179,301.60

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Solution

The fourth proportional to 201,463.20, 301,757.40 and 179,301.60 is: 268,563.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,463.20 : 301,757.40 = 179,301.60 : x
  2. Step 2: Convert to fraction form
    201,463.20/301,757.40 = 179,301.60/x
  3. Step 3: Cross multiply
    201,463.20x = 301,757.40 × 179,301.60
  4. Step 4: Simplify right side
    201,463.20x = 54,105,584,631.84
  5. Step 5: Solve for x
    x = 54,105,584,631.84/201,463.20
  6. Step 6: Final answer
    x = 268,563.12

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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.