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Finding the Third Proportional to 153,444 and 235,512

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Solution

The third proportional to 153,444 and 235,512 is: 361,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,444 : 235,512 = 235,512 : x
  2. Step 2: Convert to fraction form
    153,444/235,512 = 235,512/x
  3. Step 3: Cross multiply
    153,444x = 235,512 × 235,512
  4. Step 4: Simplify right side
    153,444x = 55,465,902,144
  5. Step 5: Solve for x
    x = 55,465,902,144/153,444
  6. Step 6: Final answer
    x = 361,473.26

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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.