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Finding the Third Proportional to 1,042,372 and 1,554,447

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Solution

The third proportional to 1,042,372 and 1,554,447 is: 2,318,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,372 : 1,554,447 = 1,554,447 : x
  2. Step 2: Convert to fraction form
    1,042,372/1,554,447 = 1,554,447/x
  3. Step 3: Cross multiply
    1,042,372x = 1,554,447 × 1,554,447
  4. Step 4: Simplify right side
    1,042,372x = 2,416,305,475,809
  5. Step 5: Solve for x
    x = 2,416,305,475,809/1,042,372
  6. Step 6: Final answer
    x = 2,318,083.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.