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Finding the Fourth Proportional to 229,958.60, 344,937.90 and 202,310.60

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Solution

The fourth proportional to 229,958.60, 344,937.90 and 202,310.60 is: 303,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,958.60 : 344,937.90 = 202,310.60 : x
  2. Step 2: Convert to fraction form
    229,958.60/344,937.90 = 202,310.60/x
  3. Step 3: Cross multiply
    229,958.60x = 344,937.90 × 202,310.60
  4. Step 4: Simplify right side
    229,958.60x = 69,784,593,511.74
  5. Step 5: Solve for x
    x = 69,784,593,511.74/229,958.60
  6. Step 6: Final answer
    x = 303,465.90

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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.