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Finding the Third Proportional to 248,790,968 and 539,871,388

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Solution

The third proportional to 248,790,968 and 539,871,388 is: 1,171,510,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,790,968 : 539,871,388 = 539,871,388 : x
  2. Step 2: Convert to fraction form
    248,790,968/539,871,388 = 539,871,388/x
  3. Step 3: Cross multiply
    248,790,968x = 539,871,388 × 539,871,388
  4. Step 4: Simplify right side
    248,790,968x = 291,461,115,581,046,528
  5. Step 5: Solve for x
    x = 291,461,115,581,046,528/248,790,968
  6. Step 6: Final answer
    x = 1,171,510,034.81

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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.