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Finding the Fourth Proportional to 1,083.29, 1,494.94 and 585.93

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Solution

The fourth proportional to 1,083.29, 1,494.94 and 585.93 is: 808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083.29 : 1,494.94 = 585.93 : x
  2. Step 2: Convert to fraction form
    1,083.29/1,494.94 = 585.93/x
  3. Step 3: Cross multiply
    1,083.29x = 1,494.94 × 585.93
  4. Step 4: Simplify right side
    1,083.29x = 875,930.19
  5. Step 5: Solve for x
    x = 875,930.19/1,083.29
  6. Step 6: Final answer
    x = 808.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.