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Finding the Fourth Proportional to 360,100.26, 496,943.58 and 198,959.03

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Solution

The fourth proportional to 360,100.26, 496,943.58 and 198,959.03 is: 274,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,100.26 : 496,943.58 = 198,959.03 : x
  2. Step 2: Convert to fraction form
    360,100.26/496,943.58 = 198,959.03/x
  3. Step 3: Cross multiply
    360,100.26x = 496,943.58 × 198,959.03
  4. Step 4: Simplify right side
    360,100.26x = 98,871,410,156.81
  5. Step 5: Solve for x
    x = 98,871,410,156.81/360,100.26
  6. Step 6: Final answer
    x = 274,566.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.