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Finding the Third Proportional to 2,091,804.75 and 3,197,814.19

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Solution

The third proportional to 2,091,804.75 and 3,197,814.19 is: 4,888,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,804.75 : 3,197,814.19 = 3,197,814.19 : x
  2. Step 2: Convert to fraction form
    2,091,804.75/3,197,814.19 = 3,197,814.19/x
  3. Step 3: Cross multiply
    2,091,804.75x = 3,197,814.19 × 3,197,814.19
  4. Step 4: Simplify right side
    2,091,804.75x = 10,226,015,577,776.29
  5. Step 5: Solve for x
    x = 10,226,015,577,776.29/2,091,804.75
  6. Step 6: Final answer
    x = 4,888,609.02

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.