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Finding the Third Proportional to 335,608 and 518,492

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Solution

The third proportional to 335,608 and 518,492 is: 801,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,608 : 518,492 = 518,492 : x
  2. Step 2: Convert to fraction form
    335,608/518,492 = 518,492/x
  3. Step 3: Cross multiply
    335,608x = 518,492 × 518,492
  4. Step 4: Simplify right side
    335,608x = 268,833,954,064
  5. Step 5: Solve for x
    x = 268,833,954,064/335,608
  6. Step 6: Final answer
    x = 801,035.60

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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.