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Finding the Fourth Proportional to 281,371.83, 388,187.12 and 184,629.03

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Solution

The fourth proportional to 281,371.83, 388,187.12 and 184,629.03 is: 254,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,371.83 : 388,187.12 = 184,629.03 : x
  2. Step 2: Convert to fraction form
    281,371.83/388,187.12 = 184,629.03/x
  3. Step 3: Cross multiply
    281,371.83x = 388,187.12 × 184,629.03
  4. Step 4: Simplify right side
    281,371.83x = 71,670,610,500.95
  5. Step 5: Solve for x
    x = 71,670,610,500.95/281,371.83
  6. Step 6: Final answer
    x = 254,718.50

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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.