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Finding the Third Proportional to 512,692.50 and 1,122,039

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Solution

The third proportional to 512,692.50 and 1,122,039 is: 2,455,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,692.50 : 1,122,039 = 1,122,039 : x
  2. Step 2: Convert to fraction form
    512,692.50/1,122,039 = 1,122,039/x
  3. Step 3: Cross multiply
    512,692.50x = 1,122,039 × 1,122,039
  4. Step 4: Simplify right side
    512,692.50x = 1,258,971,517,521
  5. Step 5: Solve for x
    x = 1,258,971,517,521/512,692.50
  6. Step 6: Final answer
    x = 2,455,607.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.