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Finding the Third Proportional to 1,871,687.75 and 3,832,039.75

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Solution

The third proportional to 1,871,687.75 and 3,832,039.75 is: 7,845,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,687.75 : 3,832,039.75 = 3,832,039.75 : x
  2. Step 2: Convert to fraction form
    1,871,687.75/3,832,039.75 = 3,832,039.75/x
  3. Step 3: Cross multiply
    1,871,687.75x = 3,832,039.75 × 3,832,039.75
  4. Step 4: Simplify right side
    1,871,687.75x = 14,684,528,645,580.06
  5. Step 5: Solve for x
    x = 14,684,528,645,580.06/1,871,687.75
  6. Step 6: Final answer
    x = 7,845,608.14

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.