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Finding the Third Proportional to 151,405 and 235,101

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Solution

The third proportional to 151,405 and 235,101 is: 365,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,405 : 235,101 = 235,101 : x
  2. Step 2: Convert to fraction form
    151,405/235,101 = 235,101/x
  3. Step 3: Cross multiply
    151,405x = 235,101 × 235,101
  4. Step 4: Simplify right side
    151,405x = 55,272,480,201
  5. Step 5: Solve for x
    x = 55,272,480,201/151,405
  6. Step 6: Final answer
    x = 365,063.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.