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Finding the Third Proportional to 1,400,178.81 and 2,162,450.36

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Solution

The third proportional to 1,400,178.81 and 2,162,450.36 is: 3,339,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,178.81 : 2,162,450.36 = 2,162,450.36 : x
  2. Step 2: Convert to fraction form
    1,400,178.81/2,162,450.36 = 2,162,450.36/x
  3. Step 3: Cross multiply
    1,400,178.81x = 2,162,450.36 × 2,162,450.36
  4. Step 4: Simplify right side
    1,400,178.81x = 4,676,191,539,867.14
  5. Step 5: Solve for x
    x = 4,676,191,539,867.14/1,400,178.81
  6. Step 6: Final answer
    x = 3,339,710.25

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.