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Finding the Third Proportional to 1,206,477 and 1,866,394.50

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Solution

The third proportional to 1,206,477 and 1,866,394.50 is: 2,887,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,477 : 1,866,394.50 = 1,866,394.50 : x
  2. Step 2: Convert to fraction form
    1,206,477/1,866,394.50 = 1,866,394.50/x
  3. Step 3: Cross multiply
    1,206,477x = 1,866,394.50 × 1,866,394.50
  4. Step 4: Simplify right side
    1,206,477x = 3,483,428,429,630.25
  5. Step 5: Solve for x
    x = 3,483,428,429,630.25/1,206,477
  6. Step 6: Final answer
    x = 2,887,272.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.