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Finding the Fourth Proportional to 3,994,539.92, 5,982,298.82 and 2,550,751.22

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Solution

The fourth proportional to 3,994,539.92, 5,982,298.82 and 2,550,751.22 is: 3,820,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,539.92 : 5,982,298.82 = 2,550,751.22 : x
  2. Step 2: Convert to fraction form
    3,994,539.92/5,982,298.82 = 2,550,751.22/x
  3. Step 3: Cross multiply
    3,994,539.92x = 5,982,298.82 × 2,550,751.22
  4. Step 4: Simplify right side
    3,994,539.92x = 15,259,355,992,186.93
  5. Step 5: Solve for x
    x = 15,259,355,992,186.93/3,994,539.92
  6. Step 6: Final answer
    x = 3,820,053.45

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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.