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Finding the Third Proportional to 285,824 and 615,334

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Solution

The third proportional to 285,824 and 615,334 is: 1,324,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,824 : 615,334 = 615,334 : x
  2. Step 2: Convert to fraction form
    285,824/615,334 = 615,334/x
  3. Step 3: Cross multiply
    285,824x = 615,334 × 615,334
  4. Step 4: Simplify right side
    285,824x = 378,635,931,556
  5. Step 5: Solve for x
    x = 378,635,931,556/285,824
  6. Step 6: Final answer
    x = 1,324,717.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.