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Finding the Fourth Proportional to 5,986,703.08, 8,980,054.62 and 2,198,546.92

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Solution

The fourth proportional to 5,986,703.08, 8,980,054.62 and 2,198,546.92 is: 3,297,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986,703.08 : 8,980,054.62 = 2,198,546.92 : x
  2. Step 2: Convert to fraction form
    5,986,703.08/8,980,054.62 = 2,198,546.92/x
  3. Step 3: Cross multiply
    5,986,703.08x = 8,980,054.62 × 2,198,546.92
  4. Step 4: Simplify right side
    5,986,703.08x = 19,743,071,426,232.77
  5. Step 5: Solve for x
    x = 19,743,071,426,232.77/5,986,703.08
  6. Step 6: Final answer
    x = 3,297,820.38

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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.