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Finding the Third Proportional to 1,738,507.88 and 2,659,429.50

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Solution

The third proportional to 1,738,507.88 and 2,659,429.50 is: 4,068,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,507.88 : 2,659,429.50 = 2,659,429.50 : x
  2. Step 2: Convert to fraction form
    1,738,507.88/2,659,429.50 = 2,659,429.50/x
  3. Step 3: Cross multiply
    1,738,507.88x = 2,659,429.50 × 2,659,429.50
  4. Step 4: Simplify right side
    1,738,507.88x = 7,072,565,265,470.25
  5. Step 5: Solve for x
    x = 7,072,565,265,470.25/1,738,507.88
  6. Step 6: Final answer
    x = 4,068,181.32

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.