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Finding the Fourth Proportional to 1,873.71, 2,582.89 and 1,541.55

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Solution

The fourth proportional to 1,873.71, 2,582.89 and 1,541.55 is: 2,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.71 : 2,582.89 = 1,541.55 : x
  2. Step 2: Convert to fraction form
    1,873.71/2,582.89 = 1,541.55/x
  3. Step 3: Cross multiply
    1,873.71x = 2,582.89 × 1,541.55
  4. Step 4: Simplify right side
    1,873.71x = 3,981,659.91
  5. Step 5: Solve for x
    x = 3,981,659.91/1,873.71
  6. Step 6: Final answer
    x = 2,125.01

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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.