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Finding the Third Proportional to 225,014 and 489,484

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Solution

The third proportional to 225,014 and 489,484 is: 1,064,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,014 : 489,484 = 489,484 : x
  2. Step 2: Convert to fraction form
    225,014/489,484 = 489,484/x
  3. Step 3: Cross multiply
    225,014x = 489,484 × 489,484
  4. Step 4: Simplify right side
    225,014x = 239,594,586,256
  5. Step 5: Solve for x
    x = 239,594,586,256/225,014
  6. Step 6: Final answer
    x = 1,064,798.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.