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Finding the Third Proportional to 84,336 and 176,466

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Solution

The third proportional to 84,336 and 176,466 is: 369,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,336 : 176,466 = 176,466 : x
  2. Step 2: Convert to fraction form
    84,336/176,466 = 176,466/x
  3. Step 3: Cross multiply
    84,336x = 176,466 × 176,466
  4. Step 4: Simplify right side
    84,336x = 31,140,249,156
  5. Step 5: Solve for x
    x = 31,140,249,156/84,336
  6. Step 6: Final answer
    x = 369,240.29

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.