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Finding the Third Proportional to 818,748 and 1,263,168

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Solution

The third proportional to 818,748 and 1,263,168 is: 1,948,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,748 : 1,263,168 = 1,263,168 : x
  2. Step 2: Convert to fraction form
    818,748/1,263,168 = 1,263,168/x
  3. Step 3: Cross multiply
    818,748x = 1,263,168 × 1,263,168
  4. Step 4: Simplify right side
    818,748x = 1,595,593,396,224
  5. Step 5: Solve for x
    x = 1,595,593,396,224/818,748
  6. Step 6: Final answer
    x = 1,948,821.12

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.