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Finding the Fourth Proportional to 1,925.69, 2,656.19 and 1,179.37

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Solution

The fourth proportional to 1,925.69, 2,656.19 and 1,179.37 is: 1,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.69 : 2,656.19 = 1,179.37 : x
  2. Step 2: Convert to fraction form
    1,925.69/2,656.19 = 1,179.37/x
  3. Step 3: Cross multiply
    1,925.69x = 2,656.19 × 1,179.37
  4. Step 4: Simplify right side
    1,925.69x = 3,132,637.07
  5. Step 5: Solve for x
    x = 3,132,637.07/1,925.69
  6. Step 6: Final answer
    x = 1,626.77

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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.