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Finding the Third Proportional to 332 and 429

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Solution

The third proportional to 332 and 429 is: 554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    332 : 429 = 429 : x
  2. Step 2: Convert to fraction form
    332/429 = 429/x
  3. Step 3: Cross multiply
    332x = 429 × 429
  4. Step 4: Simplify right side
    332x = 184,041
  5. Step 5: Solve for x
    x = 184,041/332
  6. Step 6: Final answer
    x = 554.34

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Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.