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Finding the Third Proportional to 238,448 and 496,480

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Solution

The third proportional to 238,448 and 496,480 is: 1,033,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,448 : 496,480 = 496,480 : x
  2. Step 2: Convert to fraction form
    238,448/496,480 = 496,480/x
  3. Step 3: Cross multiply
    238,448x = 496,480 × 496,480
  4. Step 4: Simplify right side
    238,448x = 246,492,390,400
  5. Step 5: Solve for x
    x = 246,492,390,400/238,448
  6. Step 6: Final answer
    x = 1,033,736.46

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.