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Finding the Fourth Proportional to 2,964,540.87, 4,447,073.88 and 834,643.44

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Solution

The fourth proportional to 2,964,540.87, 4,447,073.88 and 834,643.44 is: 1,252,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,540.87 : 4,447,073.88 = 834,643.44 : x
  2. Step 2: Convert to fraction form
    2,964,540.87/4,447,073.88 = 834,643.44/x
  3. Step 3: Cross multiply
    2,964,540.87x = 4,447,073.88 × 834,643.44
  4. Step 4: Simplify right side
    2,964,540.87x = 3,711,721,041,137.35
  5. Step 5: Solve for x
    x = 3,711,721,041,137.35/2,964,540.87
  6. Step 6: Final answer
    x = 1,252,039.09

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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.