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Finding the Third Proportional to 339,168 and 498,352

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Solution

The third proportional to 339,168 and 498,352 is: 732,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,168 : 498,352 = 498,352 : x
  2. Step 2: Convert to fraction form
    339,168/498,352 = 498,352/x
  3. Step 3: Cross multiply
    339,168x = 498,352 × 498,352
  4. Step 4: Simplify right side
    339,168x = 248,354,715,904
  5. Step 5: Solve for x
    x = 248,354,715,904/339,168
  6. Step 6: Final answer
    x = 732,246.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.