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Finding the Fourth Proportional to 335,145.30, 501,551.55 and 230,169.30

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Solution

The fourth proportional to 335,145.30, 501,551.55 and 230,169.30 is: 344,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,145.30 : 501,551.55 = 230,169.30 : x
  2. Step 2: Convert to fraction form
    335,145.30/501,551.55 = 230,169.30/x
  3. Step 3: Cross multiply
    335,145.30x = 501,551.55 × 230,169.30
  4. Step 4: Simplify right side
    335,145.30x = 115,441,769,177.42
  5. Step 5: Solve for x
    x = 115,441,769,177.42/335,145.30
  6. Step 6: Final answer
    x = 344,452.90

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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.