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Finding the Third Proportional to 871,636.50 and 1,888,038

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Solution

The third proportional to 871,636.50 and 1,888,038 is: 4,089,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,636.50 : 1,888,038 = 1,888,038 : x
  2. Step 2: Convert to fraction form
    871,636.50/1,888,038 = 1,888,038/x
  3. Step 3: Cross multiply
    871,636.50x = 1,888,038 × 1,888,038
  4. Step 4: Simplify right side
    871,636.50x = 3,564,687,489,444
  5. Step 5: Solve for x
    x = 3,564,687,489,444/871,636.50
  6. Step 6: Final answer
    x = 4,089,649.17

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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.