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Finding the Third Proportional to 621,055.50 and 934,692.75

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Solution

The third proportional to 621,055.50 and 934,692.75 is: 1,406,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,055.50 : 934,692.75 = 934,692.75 : x
  2. Step 2: Convert to fraction form
    621,055.50/934,692.75 = 934,692.75/x
  3. Step 3: Cross multiply
    621,055.50x = 934,692.75 × 934,692.75
  4. Step 4: Simplify right side
    621,055.50x = 873,650,536,902.56
  5. Step 5: Solve for x
    x = 873,650,536,902.56/621,055.50
  6. Step 6: Final answer
    x = 1,406,718.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.