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Finding the Third Proportional to 172,607 and 233,206

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Solution

The third proportional to 172,607 and 233,206 is: 315,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,607 : 233,206 = 233,206 : x
  2. Step 2: Convert to fraction form
    172,607/233,206 = 233,206/x
  3. Step 3: Cross multiply
    172,607x = 233,206 × 233,206
  4. Step 4: Simplify right side
    172,607x = 54,385,038,436
  5. Step 5: Solve for x
    x = 54,385,038,436/172,607
  6. Step 6: Final answer
    x = 315,080.14

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.