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Finding the Third Proportional to 341,599.78 and 486,615.09

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Solution

The third proportional to 341,599.78 and 486,615.09 is: 693,192.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,599.78 : 486,615.09 = 486,615.09 : x
  2. Step 2: Convert to fraction form
    341,599.78/486,615.09 = 486,615.09/x
  3. Step 3: Cross multiply
    341,599.78x = 486,615.09 × 486,615.09
  4. Step 4: Simplify right side
    341,599.78x = 236,794,249,465.32
  5. Step 5: Solve for x
    x = 236,794,249,465.32/341,599.78
  6. Step 6: Final answer
    x = 693,192.04

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.