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Finding the Third Proportional to 871,533 and 1,188,175.50

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Solution

The third proportional to 871,533 and 1,188,175.50 is: 1,619,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,533 : 1,188,175.50 = 1,188,175.50 : x
  2. Step 2: Convert to fraction form
    871,533/1,188,175.50 = 1,188,175.50/x
  3. Step 3: Cross multiply
    871,533x = 1,188,175.50 × 1,188,175.50
  4. Step 4: Simplify right side
    871,533x = 1,411,761,018,800.25
  5. Step 5: Solve for x
    x = 1,411,761,018,800.25/871,533
  6. Step 6: Final answer
    x = 1,619,859.51

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.