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Finding the Third Proportional to 10,980,729.56 and 17,023,190.34

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Solution

The third proportional to 10,980,729.56 and 17,023,190.34 is: 26,390,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,729.56 : 17,023,190.34 = 17,023,190.34 : x
  2. Step 2: Convert to fraction form
    10,980,729.56/17,023,190.34 = 17,023,190.34/x
  3. Step 3: Cross multiply
    10,980,729.56x = 17,023,190.34 × 17,023,190.34
  4. Step 4: Simplify right side
    10,980,729.56x = 289,789,009,479,543.25
  5. Step 5: Solve for x
    x = 289,789,009,479,543.25/10,980,729.56
  6. Step 6: Final answer
    x = 26,390,688.14

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