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Finding the Third Proportional to 672,613.88 and 1,021,377.09

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Solution

The third proportional to 672,613.88 and 1,021,377.09 is: 1,550,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,613.88 : 1,021,377.09 = 1,021,377.09 : x
  2. Step 2: Convert to fraction form
    672,613.88/1,021,377.09 = 1,021,377.09/x
  3. Step 3: Cross multiply
    672,613.88x = 1,021,377.09 × 1,021,377.09
  4. Step 4: Simplify right side
    672,613.88x = 1,043,211,167,637.20
  5. Step 5: Solve for x
    x = 1,043,211,167,637.20/672,613.88
  6. Step 6: Final answer
    x = 1,550,980.74

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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.