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Finding the Third Proportional to 314,592 and 679,232

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Solution

The third proportional to 314,592 and 679,232 is: 1,466,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,592 : 679,232 = 679,232 : x
  2. Step 2: Convert to fraction form
    314,592/679,232 = 679,232/x
  3. Step 3: Cross multiply
    314,592x = 679,232 × 679,232
  4. Step 4: Simplify right side
    314,592x = 461,356,109,824
  5. Step 5: Solve for x
    x = 461,356,109,824/314,592
  6. Step 6: Final answer
    x = 1,466,522.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.