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Finding the Fourth Proportional to 1,950.96, 2,695.08 and 1,557.48

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Solution

The fourth proportional to 1,950.96, 2,695.08 and 1,557.48 is: 2,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.96 : 2,695.08 = 1,557.48 : x
  2. Step 2: Convert to fraction form
    1,950.96/2,695.08 = 1,557.48/x
  3. Step 3: Cross multiply
    1,950.96x = 2,695.08 × 1,557.48
  4. Step 4: Simplify right side
    1,950.96x = 4,197,533.20
  5. Step 5: Solve for x
    x = 4,197,533.20/1,950.96
  6. Step 6: Final answer
    x = 2,151.52

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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.