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Finding the Third Proportional to 248,790,960 and 539,871,372

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Solution

The third proportional to 248,790,960 and 539,871,372 is: 1,171,510,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,790,960 : 539,871,372 = 539,871,372 : x
  2. Step 2: Convert to fraction form
    248,790,960/539,871,372 = 539,871,372/x
  3. Step 3: Cross multiply
    248,790,960x = 539,871,372 × 539,871,372
  4. Step 4: Simplify right side
    248,790,960x = 291,461,098,305,162,368
  5. Step 5: Solve for x
    x = 291,461,098,305,162,368/248,790,960
  6. Step 6: Final answer
    x = 1,171,510,003.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.