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Finding the Third Proportional to 242,581 and 367,253

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Solution

The third proportional to 242,581 and 367,253 is: 555,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,581 : 367,253 = 367,253 : x
  2. Step 2: Convert to fraction form
    242,581/367,253 = 367,253/x
  3. Step 3: Cross multiply
    242,581x = 367,253 × 367,253
  4. Step 4: Simplify right side
    242,581x = 134,874,766,009
  5. Step 5: Solve for x
    x = 134,874,766,009/242,581
  6. Step 6: Final answer
    x = 555,998.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.