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Finding the Fourth Proportional to 1,835.79, 2,533.51 and 1,039.24

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Solution

The fourth proportional to 1,835.79, 2,533.51 and 1,039.24 is: 1,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.79 : 2,533.51 = 1,039.24 : x
  2. Step 2: Convert to fraction form
    1,835.79/2,533.51 = 1,039.24/x
  3. Step 3: Cross multiply
    1,835.79x = 2,533.51 × 1,039.24
  4. Step 4: Simplify right side
    1,835.79x = 2,632,924.93
  5. Step 5: Solve for x
    x = 2,632,924.93/1,835.79
  6. Step 6: Final answer
    x = 1,434.22

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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.