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Finding the Third Proportional to 1,813,921.88 and 2,622,159

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Solution

The third proportional to 1,813,921.88 and 2,622,159 is: 3,790,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,921.88 : 2,622,159 = 2,622,159 : x
  2. Step 2: Convert to fraction form
    1,813,921.88/2,622,159 = 2,622,159/x
  3. Step 3: Cross multiply
    1,813,921.88x = 2,622,159 × 2,622,159
  4. Step 4: Simplify right side
    1,813,921.88x = 6,875,717,821,281
  5. Step 5: Solve for x
    x = 6,875,717,821,281/1,813,921.88
  6. Step 6: Final answer
    x = 3,790,525.89

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.