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Finding the Third Proportional to 307,260 and 474,714

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Solution

The third proportional to 307,260 and 474,714 is: 733,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,260 : 474,714 = 474,714 : x
  2. Step 2: Convert to fraction form
    307,260/474,714 = 474,714/x
  3. Step 3: Cross multiply
    307,260x = 474,714 × 474,714
  4. Step 4: Simplify right side
    307,260x = 225,353,381,796
  5. Step 5: Solve for x
    x = 225,353,381,796/307,260
  6. Step 6: Final answer
    x = 733,428.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.