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Finding the Third Proportional to 47,012,208 and 66,581,712

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Solution

The third proportional to 47,012,208 and 66,581,712 is: 94,297,301.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012,208 : 66,581,712 = 66,581,712 : x
  2. Step 2: Convert to fraction form
    47,012,208/66,581,712 = 66,581,712/x
  3. Step 3: Cross multiply
    47,012,208x = 66,581,712 × 66,581,712
  4. Step 4: Simplify right side
    47,012,208x = 4,433,124,372,850,944
  5. Step 5: Solve for x
    x = 4,433,124,372,850,944/47,012,208
  6. Step 6: Final answer
    x = 94,297,301.94

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.