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Finding the Fourth Proportional to 199.40, 275.00 and 184.01

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Solution

The fourth proportional to 199.40, 275.00 and 184.01 is: 253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.40 : 275.00 = 184.01 : x
  2. Step 2: Convert to fraction form
    199.40/275.00 = 184.01/x
  3. Step 3: Cross multiply
    199.40x = 275.00 × 184.01
  4. Step 4: Simplify right side
    199.40x = 50,600.45
  5. Step 5: Solve for x
    x = 50,600.45/199.40
  6. Step 6: Final answer
    x = 253.77

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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.