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Finding the Third Proportional to 336,882 and 492,756

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Solution

The third proportional to 336,882 and 492,756 is: 720,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,882 : 492,756 = 492,756 : x
  2. Step 2: Convert to fraction form
    336,882/492,756 = 492,756/x
  3. Step 3: Cross multiply
    336,882x = 492,756 × 492,756
  4. Step 4: Simplify right side
    336,882x = 242,808,475,536
  5. Step 5: Solve for x
    x = 242,808,475,536/336,882
  6. Step 6: Final answer
    x = 720,752.30

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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.