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Finding the Third Proportional to 29,910,561.50 and 64,925,888.75

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Solution

The third proportional to 29,910,561.50 and 64,925,888.75 is: 140,932,527.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910,561.50 : 64,925,888.75 = 64,925,888.75 : x
  2. Step 2: Convert to fraction form
    29,910,561.50/64,925,888.75 = 64,925,888.75/x
  3. Step 3: Cross multiply
    29,910,561.50x = 64,925,888.75 × 64,925,888.75
  4. Step 4: Simplify right side
    29,910,561.50x = 4,215,371,029,977,376.50
  5. Step 5: Solve for x
    x = 4,215,371,029,977,376.50/29,910,561.50
  6. Step 6: Final answer
    x = 140,932,527.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.