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Finding the Fourth Proportional to 201,233.45, 301,455.77 and 116,816.60

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Solution

The fourth proportional to 201,233.45, 301,455.77 and 116,816.60 is: 174,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,233.45 : 301,455.77 = 116,816.60 : x
  2. Step 2: Convert to fraction form
    201,233.45/301,455.77 = 116,816.60/x
  3. Step 3: Cross multiply
    201,233.45x = 301,455.77 × 116,816.60
  4. Step 4: Simplify right side
    201,233.45x = 35,215,039,147.46
  5. Step 5: Solve for x
    x = 35,215,039,147.46/201,233.45
  6. Step 6: Final answer
    x = 174,995.95

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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.