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Finding the Third Proportional to 2,163,199.50 and 3,133,261.50

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Solution

The third proportional to 2,163,199.50 and 3,133,261.50 is: 4,538,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,199.50 : 3,133,261.50 = 3,133,261.50 : x
  2. Step 2: Convert to fraction form
    2,163,199.50/3,133,261.50 = 3,133,261.50/x
  3. Step 3: Cross multiply
    2,163,199.50x = 3,133,261.50 × 3,133,261.50
  4. Step 4: Simplify right side
    2,163,199.50x = 9,817,327,627,382.25
  5. Step 5: Solve for x
    x = 9,817,327,627,382.25/2,163,199.50
  6. Step 6: Final answer
    x = 4,538,336.68

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.