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Finding the Third Proportional to 45,426,720 and 70,536,384

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Solution

The third proportional to 45,426,720 and 70,536,384 is: 109,525,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,426,720 : 70,536,384 = 70,536,384 : x
  2. Step 2: Convert to fraction form
    45,426,720/70,536,384 = 70,536,384/x
  3. Step 3: Cross multiply
    45,426,720x = 70,536,384 × 70,536,384
  4. Step 4: Simplify right side
    45,426,720x = 4,975,381,467,795,456
  5. Step 5: Solve for x
    x = 4,975,381,467,795,456/45,426,720
  6. Step 6: Final answer
    x = 109,525,439.38

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.