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Finding the Fourth Proportional to 322,003.33, 483,006.65 and 188,790.17

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Solution

The fourth proportional to 322,003.33, 483,006.65 and 188,790.17 is: 283,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,003.33 : 483,006.65 = 188,790.17 : x
  2. Step 2: Convert to fraction form
    322,003.33/483,006.65 = 188,790.17/x
  3. Step 3: Cross multiply
    322,003.33x = 483,006.65 × 188,790.17
  4. Step 4: Simplify right side
    322,003.33x = 91,186,905,621.57
  5. Step 5: Solve for x
    x = 91,186,905,621.57/322,003.33
  6. Step 6: Final answer
    x = 283,186.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.