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Finding the Third Proportional to 492,648 and 741,159

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Solution

The third proportional to 492,648 and 741,159 is: 1,115,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,648 : 741,159 = 741,159 : x
  2. Step 2: Convert to fraction form
    492,648/741,159 = 741,159/x
  3. Step 3: Cross multiply
    492,648x = 741,159 × 741,159
  4. Step 4: Simplify right side
    492,648x = 549,316,663,281
  5. Step 5: Solve for x
    x = 549,316,663,281/492,648
  6. Step 6: Final answer
    x = 1,115,028.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.