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Finding the Fourth Proportional to 2,495,861.04, 3,743,791.68 and 812,964.48

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Solution

The fourth proportional to 2,495,861.04, 3,743,791.68 and 812,964.48 is: 1,219,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,861.04 : 3,743,791.68 = 812,964.48 : x
  2. Step 2: Convert to fraction form
    2,495,861.04/3,743,791.68 = 812,964.48/x
  3. Step 3: Cross multiply
    2,495,861.04x = 3,743,791.68 × 812,964.48
  4. Step 4: Simplify right side
    2,495,861.04x = 3,043,569,656,359.53
  5. Step 5: Solve for x
    x = 3,043,569,656,359.53/2,495,861.04
  6. Step 6: Final answer
    x = 1,219,446.76

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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.