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Finding the Third Proportional to 1,606,420 and 3,378,504.50

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Solution

The third proportional to 1,606,420 and 3,378,504.50 is: 7,105,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,420 : 3,378,504.50 = 3,378,504.50 : x
  2. Step 2: Convert to fraction form
    1,606,420/3,378,504.50 = 3,378,504.50/x
  3. Step 3: Cross multiply
    1,606,420x = 3,378,504.50 × 3,378,504.50
  4. Step 4: Simplify right side
    1,606,420x = 11,414,292,656,520.25
  5. Step 5: Solve for x
    x = 11,414,292,656,520.25/1,606,420
  6. Step 6: Final answer
    x = 7,105,422.40

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.