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Finding the Third Proportional to 53,452.50 and 115,464

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Solution

The third proportional to 53,452.50 and 115,464 is: 249,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,452.50 : 115,464 = 115,464 : x
  2. Step 2: Convert to fraction form
    53,452.50/115,464 = 115,464/x
  3. Step 3: Cross multiply
    53,452.50x = 115,464 × 115,464
  4. Step 4: Simplify right side
    53,452.50x = 13,331,935,296
  5. Step 5: Solve for x
    x = 13,331,935,296/53,452.50
  6. Step 6: Final answer
    x = 249,416.50

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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.