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Finding the Third Proportional to 260,577 and 565,987.50

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Solution

The third proportional to 260,577 and 565,987.50 is: 1,229,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,577 : 565,987.50 = 565,987.50 : x
  2. Step 2: Convert to fraction form
    260,577/565,987.50 = 565,987.50/x
  3. Step 3: Cross multiply
    260,577x = 565,987.50 × 565,987.50
  4. Step 4: Simplify right side
    260,577x = 320,341,850,156.25
  5. Step 5: Solve for x
    x = 320,341,850,156.25/260,577
  6. Step 6: Final answer
    x = 1,229,355.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.