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Finding the Third Proportional to 580,756.50 and 879,876

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Solution

The third proportional to 580,756.50 and 879,876 is: 1,333,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,756.50 : 879,876 = 879,876 : x
  2. Step 2: Convert to fraction form
    580,756.50/879,876 = 879,876/x
  3. Step 3: Cross multiply
    580,756.50x = 879,876 × 879,876
  4. Step 4: Simplify right side
    580,756.50x = 774,181,775,376
  5. Step 5: Solve for x
    x = 774,181,775,376/580,756.50
  6. Step 6: Final answer
    x = 1,333,057.44

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.