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Finding the Third Proportional to 152,494 and 235,911

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Solution

The third proportional to 152,494 and 235,911 is: 364,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,494 : 235,911 = 235,911 : x
  2. Step 2: Convert to fraction form
    152,494/235,911 = 235,911/x
  3. Step 3: Cross multiply
    152,494x = 235,911 × 235,911
  4. Step 4: Simplify right side
    152,494x = 55,653,999,921
  5. Step 5: Solve for x
    x = 55,653,999,921/152,494
  6. Step 6: Final answer
    x = 364,958.62

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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.