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Finding the Third Proportional to 47,236,428 and 70,608,723

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Solution

The third proportional to 47,236,428 and 70,608,723 is: 105,545,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236,428 : 70,608,723 = 70,608,723 : x
  2. Step 2: Convert to fraction form
    47,236,428/70,608,723 = 70,608,723/x
  3. Step 3: Cross multiply
    47,236,428x = 70,608,723 × 70,608,723
  4. Step 4: Simplify right side
    47,236,428x = 4,985,591,763,690,729
  5. Step 5: Solve for x
    x = 4,985,591,763,690,729/47,236,428
  6. Step 6: Final answer
    x = 105,545,486.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.