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Finding the Third Proportional to 60,950,420 and 130,166,974

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Solution

The third proportional to 60,950,420 and 130,166,974 is: 277,987,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,950,420 : 130,166,974 = 130,166,974 : x
  2. Step 2: Convert to fraction form
    60,950,420/130,166,974 = 130,166,974/x
  3. Step 3: Cross multiply
    60,950,420x = 130,166,974 × 130,166,974
  4. Step 4: Simplify right side
    60,950,420x = 16,943,441,120,316,676
  5. Step 5: Solve for x
    x = 16,943,441,120,316,676/60,950,420
  6. Step 6: Final answer
    x = 277,987,274.25

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.