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Finding the Third Proportional to 159,246.75 and 346,515

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Solution

The third proportional to 159,246.75 and 346,515 is: 754,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,246.75 : 346,515 = 346,515 : x
  2. Step 2: Convert to fraction form
    159,246.75/346,515 = 346,515/x
  3. Step 3: Cross multiply
    159,246.75x = 346,515 × 346,515
  4. Step 4: Simplify right side
    159,246.75x = 120,072,645,225
  5. Step 5: Solve for x
    x = 120,072,645,225/159,246.75
  6. Step 6: Final answer
    x = 754,003.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.