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Finding the Third Proportional to 229,627.25 and 486,630.50

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Solution

The third proportional to 229,627.25 and 486,630.50 is: 1,031,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,627.25 : 486,630.50 = 486,630.50 : x
  2. Step 2: Convert to fraction form
    229,627.25/486,630.50 = 486,630.50/x
  3. Step 3: Cross multiply
    229,627.25x = 486,630.50 × 486,630.50
  4. Step 4: Simplify right side
    229,627.25x = 236,809,243,530.25
  5. Step 5: Solve for x
    x = 236,809,243,530.25/229,627.25
  6. Step 6: Final answer
    x = 1,031,276.75

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.