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Finding the Third Proportional to 242,550 and 510,234.75

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Solution

The third proportional to 242,550 and 510,234.75 is: 1,073,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,550 : 510,234.75 = 510,234.75 : x
  2. Step 2: Convert to fraction form
    242,550/510,234.75 = 510,234.75/x
  3. Step 3: Cross multiply
    242,550x = 510,234.75 × 510,234.75
  4. Step 4: Simplify right side
    242,550x = 260,339,500,107.56
  5. Step 5: Solve for x
    x = 260,339,500,107.56/242,550
  6. Step 6: Final answer
    x = 1,073,343.64

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.