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Finding the Third Proportional to 248,790,962 and 539,871,376

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Solution

The third proportional to 248,790,962 and 539,871,376 is: 1,171,510,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,790,962 : 539,871,376 = 539,871,376 : x
  2. Step 2: Convert to fraction form
    248,790,962/539,871,376 = 539,871,376/x
  3. Step 3: Cross multiply
    248,790,962x = 539,871,376 × 539,871,376
  4. Step 4: Simplify right side
    248,790,962x = 291,461,102,624,133,376
  5. Step 5: Solve for x
    x = 291,461,102,624,133,376/248,790,962
  6. Step 6: Final answer
    x = 1,171,510,010.98

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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.