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Finding the Third Proportional to 639,722,262 and 982,862,559

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Solution

The third proportional to 639,722,262 and 982,862,559 is: 1,510,059,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,722,262 : 982,862,559 = 982,862,559 : x
  2. Step 2: Convert to fraction form
    639,722,262/982,862,559 = 982,862,559/x
  3. Step 3: Cross multiply
    639,722,262x = 982,862,559 × 982,862,559
  4. Step 4: Simplify right side
    639,722,262x = 966,018,809,884,028,544
  5. Step 5: Solve for x
    x = 966,018,809,884,028,544/639,722,262
  6. Step 6: Final answer
    x = 1,510,059,704.45

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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.