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Finding the Fourth Proportional to 302,604.60, 454,344.30 and 228,246.60

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Solution

The fourth proportional to 302,604.60, 454,344.30 and 228,246.60 is: 342,699.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,604.60 : 454,344.30 = 228,246.60 : x
  2. Step 2: Convert to fraction form
    302,604.60/454,344.30 = 228,246.60/x
  3. Step 3: Cross multiply
    302,604.60x = 454,344.30 × 228,246.60
  4. Step 4: Simplify right side
    302,604.60x = 103,702,541,704.38
  5. Step 5: Solve for x
    x = 103,702,541,704.38/302,604.60
  6. Step 6: Final answer
    x = 342,699.82

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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.