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Finding the Third Proportional to 55,893 and 84,364

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Solution

The third proportional to 55,893 and 84,364 is: 127,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,893 : 84,364 = 84,364 : x
  2. Step 2: Convert to fraction form
    55,893/84,364 = 84,364/x
  3. Step 3: Cross multiply
    55,893x = 84,364 × 84,364
  4. Step 4: Simplify right side
    55,893x = 7,117,284,496
  5. Step 5: Solve for x
    x = 7,117,284,496/55,893
  6. Step 6: Final answer
    x = 127,337.67

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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.