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Finding the Third Proportional to 472,960 and 714,351

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Solution

The third proportional to 472,960 and 714,351 is: 1,078,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,960 : 714,351 = 714,351 : x
  2. Step 2: Convert to fraction form
    472,960/714,351 = 714,351/x
  3. Step 3: Cross multiply
    472,960x = 714,351 × 714,351
  4. Step 4: Simplify right side
    472,960x = 510,297,351,201
  5. Step 5: Solve for x
    x = 510,297,351,201/472,960
  6. Step 6: Final answer
    x = 1,078,943.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.