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Finding the Fourth Proportional to 795.35, 1,187.99 and 632.54

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Solution

The fourth proportional to 795.35, 1,187.99 and 632.54 is: 944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.35 : 1,187.99 = 632.54 : x
  2. Step 2: Convert to fraction form
    795.35/1,187.99 = 632.54/x
  3. Step 3: Cross multiply
    795.35x = 1,187.99 × 632.54
  4. Step 4: Simplify right side
    795.35x = 751,451.19
  5. Step 5: Solve for x
    x = 751,451.19/795.35
  6. Step 6: Final answer
    x = 944.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.