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Finding the Fourth Proportional to 3,976,700.00, 5,956,773.80 and 2,530,218.20

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Solution

The fourth proportional to 3,976,700.00, 5,956,773.80 and 2,530,218.20 is: 3,790,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,700.00 : 5,956,773.80 = 2,530,218.20 : x
  2. Step 2: Convert to fraction form
    3,976,700.00/5,956,773.80 = 2,530,218.20/x
  3. Step 3: Cross multiply
    3,976,700.00x = 5,956,773.80 × 2,530,218.20
  4. Step 4: Simplify right side
    3,976,700.00x = 15,071,937,439,608.20
  5. Step 5: Solve for x
    x = 15,071,937,439,608.20/3,976,700.00
  6. Step 6: Final answer
    x = 3,790,061.47

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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.