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Finding the Third Proportional to 228,723 and 353,452.50

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Solution

The third proportional to 228,723 and 353,452.50 is: 546,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,723 : 353,452.50 = 353,452.50 : x
  2. Step 2: Convert to fraction form
    228,723/353,452.50 = 353,452.50/x
  3. Step 3: Cross multiply
    228,723x = 353,452.50 × 353,452.50
  4. Step 4: Simplify right side
    228,723x = 124,928,669,756.25
  5. Step 5: Solve for x
    x = 124,928,669,756.25/228,723
  6. Step 6: Final answer
    x = 546,200.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.