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Finding the Third Proportional to 1,665,061.50 and 3,641,515

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Solution

The third proportional to 1,665,061.50 and 3,641,515 is: 7,964,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,061.50 : 3,641,515 = 3,641,515 : x
  2. Step 2: Convert to fraction form
    1,665,061.50/3,641,515 = 3,641,515/x
  3. Step 3: Cross multiply
    1,665,061.50x = 3,641,515 × 3,641,515
  4. Step 4: Simplify right side
    1,665,061.50x = 13,260,631,495,225
  5. Step 5: Solve for x
    x = 13,260,631,495,225/1,665,061.50
  6. Step 6: Final answer
    x = 7,964,049.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.