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Finding the Third Proportional to 150,732 and 207,636.75

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Solution

The third proportional to 150,732 and 207,636.75 is: 286,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,732 : 207,636.75 = 207,636.75 : x
  2. Step 2: Convert to fraction form
    150,732/207,636.75 = 207,636.75/x
  3. Step 3: Cross multiply
    150,732x = 207,636.75 × 207,636.75
  4. Step 4: Simplify right side
    150,732x = 43,113,019,950.56
  5. Step 5: Solve for x
    x = 43,113,019,950.56/150,732
  6. Step 6: Final answer
    x = 286,024.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.