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Finding the Third Proportional to 113,340 and 264,720

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Solution

The third proportional to 113,340 and 264,720 is: 618,287.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,340 : 264,720 = 264,720 : x
  2. Step 2: Convert to fraction form
    113,340/264,720 = 264,720/x
  3. Step 3: Cross multiply
    113,340x = 264,720 × 264,720
  4. Step 4: Simplify right side
    113,340x = 70,076,678,400
  5. Step 5: Solve for x
    x = 70,076,678,400/113,340
  6. Step 6: Final answer
    x = 618,287.26

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.