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Finding the Third Proportional to 472,597.50 and 717,634.50

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Solution

The third proportional to 472,597.50 and 717,634.50 is: 1,089,720.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,597.50 : 717,634.50 = 717,634.50 : x
  2. Step 2: Convert to fraction form
    472,597.50/717,634.50 = 717,634.50/x
  3. Step 3: Cross multiply
    472,597.50x = 717,634.50 × 717,634.50
  4. Step 4: Simplify right side
    472,597.50x = 514,999,275,590.25
  5. Step 5: Solve for x
    x = 514,999,275,590.25/472,597.50
  6. Step 6: Final answer
    x = 1,089,720.69

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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.