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Finding the Third Proportional to 189,006 and 292,656

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Solution

The third proportional to 189,006 and 292,656 is: 453,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,006 : 292,656 = 292,656 : x
  2. Step 2: Convert to fraction form
    189,006/292,656 = 292,656/x
  3. Step 3: Cross multiply
    189,006x = 292,656 × 292,656
  4. Step 4: Simplify right side
    189,006x = 85,647,534,336
  5. Step 5: Solve for x
    x = 85,647,534,336/189,006
  6. Step 6: Final answer
    x = 453,147.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.