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Finding the Third Proportional to 3,080,900.81 and 4,789,362.30

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Solution

The third proportional to 3,080,900.81 and 4,789,362.30 is: 7,445,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,900.81 : 4,789,362.30 = 4,789,362.30 : x
  2. Step 2: Convert to fraction form
    3,080,900.81/4,789,362.30 = 4,789,362.30/x
  3. Step 3: Cross multiply
    3,080,900.81x = 4,789,362.30 × 4,789,362.30
  4. Step 4: Simplify right side
    3,080,900.81x = 22,937,991,285,561.56
  5. Step 5: Solve for x
    x = 22,937,991,285,561.56/3,080,900.81
  6. Step 6: Final answer
    x = 7,445,222.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.