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Finding the Third Proportional to 3,316,990.50 and 7,095,099.75

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Solution

The third proportional to 3,316,990.50 and 7,095,099.75 is: 15,176,540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,990.50 : 7,095,099.75 = 7,095,099.75 : x
  2. Step 2: Convert to fraction form
    3,316,990.50/7,095,099.75 = 7,095,099.75/x
  3. Step 3: Cross multiply
    3,316,990.50x = 7,095,099.75 × 7,095,099.75
  4. Step 4: Simplify right side
    3,316,990.50x = 50,340,440,462,450.06
  5. Step 5: Solve for x
    x = 50,340,440,462,450.06/3,316,990.50
  6. Step 6: Final answer
    x = 15,176,540.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.