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Finding the Third Proportional to 1,400,277 and 2,172,415.50

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Solution

The third proportional to 1,400,277 and 2,172,415.50 is: 3,370,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,277 : 2,172,415.50 = 2,172,415.50 : x
  2. Step 2: Convert to fraction form
    1,400,277/2,172,415.50 = 2,172,415.50/x
  3. Step 3: Cross multiply
    1,400,277x = 2,172,415.50 × 2,172,415.50
  4. Step 4: Simplify right side
    1,400,277x = 4,719,389,104,640.25
  5. Step 5: Solve for x
    x = 4,719,389,104,640.25/1,400,277
  6. Step 6: Final answer
    x = 3,370,325.37

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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.