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Finding the Third Proportional to 330,801.75 and 717,613.88

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Solution

The third proportional to 330,801.75 and 717,613.88 is: 1,556,732.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,801.75 : 717,613.88 = 717,613.88 : x
  2. Step 2: Convert to fraction form
    330,801.75/717,613.88 = 717,613.88/x
  3. Step 3: Cross multiply
    330,801.75x = 717,613.88 × 717,613.88
  4. Step 4: Simplify right side
    330,801.75x = 514,969,673,592.52
  5. Step 5: Solve for x
    x = 514,969,673,592.52/330,801.75
  6. Step 6: Final answer
    x = 1,556,732.01

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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.