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Finding the Third Proportional to 854,577 and 1,340,529.50

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Solution

The third proportional to 854,577 and 1,340,529.50 is: 2,102,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,577 : 1,340,529.50 = 1,340,529.50 : x
  2. Step 2: Convert to fraction form
    854,577/1,340,529.50 = 1,340,529.50/x
  3. Step 3: Cross multiply
    854,577x = 1,340,529.50 × 1,340,529.50
  4. Step 4: Simplify right side
    854,577x = 1,797,019,340,370.25
  5. Step 5: Solve for x
    x = 1,797,019,340,370.25/854,577
  6. Step 6: Final answer
    x = 2,102,817.35

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.