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Finding the Third Proportional to 253,482 and 379,464

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Solution

The third proportional to 253,482 and 379,464 is: 568,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,482 : 379,464 = 379,464 : x
  2. Step 2: Convert to fraction form
    253,482/379,464 = 379,464/x
  3. Step 3: Cross multiply
    253,482x = 379,464 × 379,464
  4. Step 4: Simplify right side
    253,482x = 143,992,927,296
  5. Step 5: Solve for x
    x = 143,992,927,296/253,482
  6. Step 6: Final answer
    x = 568,059.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.