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Finding the Third Proportional to 1,420,455 and 3,051,726

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Solution

The third proportional to 1,420,455 and 3,051,726 is: 6,556,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,455 : 3,051,726 = 3,051,726 : x
  2. Step 2: Convert to fraction form
    1,420,455/3,051,726 = 3,051,726/x
  3. Step 3: Cross multiply
    1,420,455x = 3,051,726 × 3,051,726
  4. Step 4: Simplify right side
    1,420,455x = 9,313,031,579,076
  5. Step 5: Solve for x
    x = 9,313,031,579,076/1,420,455
  6. Step 6: Final answer
    x = 6,556,372.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.