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Finding the Third Proportional to 33,663,589.50 and 72,708,009

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Solution

The third proportional to 33,663,589.50 and 72,708,009 is: 157,037,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,663,589.50 : 72,708,009 = 72,708,009 : x
  2. Step 2: Convert to fraction form
    33,663,589.50/72,708,009 = 72,708,009/x
  3. Step 3: Cross multiply
    33,663,589.50x = 72,708,009 × 72,708,009
  4. Step 4: Simplify right side
    33,663,589.50x = 5,286,454,572,744,081
  5. Step 5: Solve for x
    x = 5,286,454,572,744,081/33,663,589.50
  6. Step 6: Final answer
    x = 157,037,756.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.