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Finding the Third Proportional to 53,482 and 115,444

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Solution

The third proportional to 53,482 and 115,444 is: 249,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,482 : 115,444 = 115,444 : x
  2. Step 2: Convert to fraction form
    53,482/115,444 = 115,444/x
  3. Step 3: Cross multiply
    53,482x = 115,444 × 115,444
  4. Step 4: Simplify right side
    53,482x = 13,327,317,136
  5. Step 5: Solve for x
    x = 13,327,317,136/53,482
  6. Step 6: Final answer
    x = 249,192.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.