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Finding the Fourth Proportional to 2,028, 2,798.64 and 1,096.50

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Solution

The fourth proportional to 2,028, 2,798.64 and 1,096.50 is: 1,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028 : 2,798.64 = 1,096.50 : x
  2. Step 2: Convert to fraction form
    2,028/2,798.64 = 1,096.50/x
  3. Step 3: Cross multiply
    2,028x = 2,798.64 × 1,096.50
  4. Step 4: Simplify right side
    2,028x = 3,068,708.76
  5. Step 5: Solve for x
    x = 3,068,708.76/2,028
  6. Step 6: Final answer
    x = 1,513.17

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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.