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Finding the Fourth Proportional to 2,996,297.02, 4,494,664.23 and 866,392.30

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Solution

The fourth proportional to 2,996,297.02, 4,494,664.23 and 866,392.30 is: 1,299,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,297.02 : 4,494,664.23 = 866,392.30 : x
  2. Step 2: Convert to fraction form
    2,996,297.02/4,494,664.23 = 866,392.30/x
  3. Step 3: Cross multiply
    2,996,297.02x = 4,494,664.23 × 866,392.30
  4. Step 4: Simplify right side
    2,996,297.02x = 3,894,142,479,957.43
  5. Step 5: Solve for x
    x = 3,894,142,479,957.43/2,996,297.02
  6. Step 6: Final answer
    x = 1,299,651.69

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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.