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Finding the Fourth Proportional to 2,863,310, 4,294,990.92 and 868,766

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Solution

The fourth proportional to 2,863,310, 4,294,990.92 and 868,766 is: 1,303,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,310 : 4,294,990.92 = 868,766 : x
  2. Step 2: Convert to fraction form
    2,863,310/4,294,990.92 = 868,766/x
  3. Step 3: Cross multiply
    2,863,310x = 4,294,990.92 × 868,766
  4. Step 4: Simplify right side
    2,863,310x = 3,731,342,081,604.72
  5. Step 5: Solve for x
    x = 3,731,342,081,604.72/2,863,310
  6. Step 6: Final answer
    x = 1,303,156.86

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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.