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Finding the Third Proportional to 45,278,996.63 and 70,608,914.63

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Solution

The third proportional to 45,278,996.63 and 70,608,914.63 is: 110,108,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278,996.63 : 70,608,914.63 = 70,608,914.63 : x
  2. Step 2: Convert to fraction form
    45,278,996.63/70,608,914.63 = 70,608,914.63/x
  3. Step 3: Cross multiply
    45,278,996.63x = 70,608,914.63 × 70,608,914.63
  4. Step 4: Simplify right side
    45,278,996.63x = 4,985,618,824,520,539
  5. Step 5: Solve for x
    x = 4,985,618,824,520,539/45,278,996.63
  6. Step 6: Final answer
    x = 110,108,862.74

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.