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Finding the Third Proportional to 153,342 and 235,367

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Solution

The third proportional to 153,342 and 235,367 is: 361,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,342 : 235,367 = 235,367 : x
  2. Step 2: Convert to fraction form
    153,342/235,367 = 235,367/x
  3. Step 3: Cross multiply
    153,342x = 235,367 × 235,367
  4. Step 4: Simplify right side
    153,342x = 55,397,624,689
  5. Step 5: Solve for x
    x = 55,397,624,689/153,342
  6. Step 6: Final answer
    x = 361,268.44

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.