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Finding the Third Proportional to 293,960 and 429,603

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Solution

The third proportional to 293,960 and 429,603 is: 627,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,960 : 429,603 = 429,603 : x
  2. Step 2: Convert to fraction form
    293,960/429,603 = 429,603/x
  3. Step 3: Cross multiply
    293,960x = 429,603 × 429,603
  4. Step 4: Simplify right side
    293,960x = 184,558,737,609
  5. Step 5: Solve for x
    x = 184,558,737,609/293,960
  6. Step 6: Final answer
    x = 627,836.23

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.