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Finding the Third Proportional to 1,384,200.14 and 2,980,562.06

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Solution

The third proportional to 1,384,200.14 and 2,980,562.06 is: 6,417,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,200.14 : 2,980,562.06 = 2,980,562.06 : x
  2. Step 2: Convert to fraction form
    1,384,200.14/2,980,562.06 = 2,980,562.06/x
  3. Step 3: Cross multiply
    1,384,200.14x = 2,980,562.06 × 2,980,562.06
  4. Step 4: Simplify right side
    1,384,200.14x = 8,883,750,208,414.25
  5. Step 5: Solve for x
    x = 8,883,750,208,414.25/1,384,200.14
  6. Step 6: Final answer
    x = 6,417,966.56

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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.