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Finding the Third Proportional to 53,346 and 76,236

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Solution

The third proportional to 53,346 and 76,236 is: 108,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346 : 76,236 = 76,236 : x
  2. Step 2: Convert to fraction form
    53,346/76,236 = 76,236/x
  3. Step 3: Cross multiply
    53,346x = 76,236 × 76,236
  4. Step 4: Simplify right side
    53,346x = 5,811,927,696
  5. Step 5: Solve for x
    x = 5,811,927,696/53,346
  6. Step 6: Final answer
    x = 108,947.77

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.