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Finding the Fourth Proportional to 201,185.39, 302,981.67 and 183,249.56

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Solution

The fourth proportional to 201,185.39, 302,981.67 and 183,249.56 is: 275,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,185.39 : 302,981.67 = 183,249.56 : x
  2. Step 2: Convert to fraction form
    201,185.39/302,981.67 = 183,249.56/x
  3. Step 3: Cross multiply
    201,185.39x = 302,981.67 × 183,249.56
  4. Step 4: Simplify right side
    201,185.39x = 55,521,257,715.57
  5. Step 5: Solve for x
    x = 55,521,257,715.57/201,185.39
  6. Step 6: Final answer
    x = 275,970.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.