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Finding the Third Proportional to 237,216 and 521,088

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Solution

The third proportional to 237,216 and 521,088 is: 1,144,664.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,216 : 521,088 = 521,088 : x
  2. Step 2: Convert to fraction form
    237,216/521,088 = 521,088/x
  3. Step 3: Cross multiply
    237,216x = 521,088 × 521,088
  4. Step 4: Simplify right side
    237,216x = 271,532,703,744
  5. Step 5: Solve for x
    x = 271,532,703,744/237,216
  6. Step 6: Final answer
    x = 1,144,664.37

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.