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Finding the Third Proportional to 112,764 and 168,798

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Solution

The third proportional to 112,764 and 168,798 is: 252,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,764 : 168,798 = 168,798 : x
  2. Step 2: Convert to fraction form
    112,764/168,798 = 168,798/x
  3. Step 3: Cross multiply
    112,764x = 168,798 × 168,798
  4. Step 4: Simplify right side
    112,764x = 28,492,764,804
  5. Step 5: Solve for x
    x = 28,492,764,804/112,764
  6. Step 6: Final answer
    x = 252,676.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.