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Finding the Third Proportional to 225,266 and 314,935

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Solution

The third proportional to 225,266 and 314,935 is: 440,297.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,266 : 314,935 = 314,935 : x
  2. Step 2: Convert to fraction form
    225,266/314,935 = 314,935/x
  3. Step 3: Cross multiply
    225,266x = 314,935 × 314,935
  4. Step 4: Simplify right side
    225,266x = 99,184,054,225
  5. Step 5: Solve for x
    x = 99,184,054,225/225,266
  6. Step 6: Final answer
    x = 440,297.49

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.