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Finding the Fourth Proportional to 3,997,962.06, 5,996,843.46 and 1,870,426.59

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Solution

The fourth proportional to 3,997,962.06, 5,996,843.46 and 1,870,426.59 is: 2,805,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,962.06 : 5,996,843.46 = 1,870,426.59 : x
  2. Step 2: Convert to fraction form
    3,997,962.06/5,996,843.46 = 1,870,426.59/x
  3. Step 3: Cross multiply
    3,997,962.06x = 5,996,843.46 × 1,870,426.59
  4. Step 4: Simplify right side
    3,997,962.06x = 11,216,655,463,651.60
  5. Step 5: Solve for x
    x = 11,216,655,463,651.60/3,997,962.06
  6. Step 6: Final answer
    x = 2,805,593.27

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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.