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Finding the Third Proportional to 580,623.75 and 879,682.50

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Solution

The third proportional to 580,623.75 and 879,682.50 is: 1,332,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,623.75 : 879,682.50 = 879,682.50 : x
  2. Step 2: Convert to fraction form
    580,623.75/879,682.50 = 879,682.50/x
  3. Step 3: Cross multiply
    580,623.75x = 879,682.50 × 879,682.50
  4. Step 4: Simplify right side
    580,623.75x = 773,841,300,806.25
  5. Step 5: Solve for x
    x = 773,841,300,806.25/580,623.75
  6. Step 6: Final answer
    x = 1,332,775.83

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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.