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Finding the Third Proportional to 53,124 and 116,220

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Solution

The third proportional to 53,124 and 116,220 is: 254,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,124 : 116,220 = 116,220 : x
  2. Step 2: Convert to fraction form
    53,124/116,220 = 116,220/x
  3. Step 3: Cross multiply
    53,124x = 116,220 × 116,220
  4. Step 4: Simplify right side
    53,124x = 13,507,088,400
  5. Step 5: Solve for x
    x = 13,507,088,400/53,124
  6. Step 6: Final answer
    x = 254,255.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.