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Finding the Third Proportional to 248,244 and 531,480

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Solution

The third proportional to 248,244 and 531,480 is: 1,137,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,244 : 531,480 = 531,480 : x
  2. Step 2: Convert to fraction form
    248,244/531,480 = 531,480/x
  3. Step 3: Cross multiply
    248,244x = 531,480 × 531,480
  4. Step 4: Simplify right side
    248,244x = 282,470,990,400
  5. Step 5: Solve for x
    x = 282,470,990,400/248,244
  6. Step 6: Final answer
    x = 1,137,876.41

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.