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Finding the Third Proportional to 871,632 and 1,888,029

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Solution

The third proportional to 871,632 and 1,888,029 is: 4,089,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,632 : 1,888,029 = 1,888,029 : x
  2. Step 2: Convert to fraction form
    871,632/1,888,029 = 1,888,029/x
  3. Step 3: Cross multiply
    871,632x = 1,888,029 × 1,888,029
  4. Step 4: Simplify right side
    871,632x = 3,564,653,504,841
  5. Step 5: Solve for x
    x = 3,564,653,504,841/871,632
  6. Step 6: Final answer
    x = 4,089,631.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.