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Finding the Fourth Proportional to 746.75, 1,032.83 and 590.93

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Solution

The fourth proportional to 746.75, 1,032.83 and 590.93 is: 817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    746.75 : 1,032.83 = 590.93 : x
  2. Step 2: Convert to fraction form
    746.75/1,032.83 = 590.93/x
  3. Step 3: Cross multiply
    746.75x = 1,032.83 × 590.93
  4. Step 4: Simplify right side
    746.75x = 610,322.11
  5. Step 5: Solve for x
    x = 610,322.11/746.75
  6. Step 6: Final answer
    x = 817.31

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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.