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Finding the Fourth Proportional to 673.73, 1,010.07 and 467.72

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Solution

The fourth proportional to 673.73, 1,010.07 and 467.72 is: 701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.73 : 1,010.07 = 467.72 : x
  2. Step 2: Convert to fraction form
    673.73/1,010.07 = 467.72/x
  3. Step 3: Cross multiply
    673.73x = 1,010.07 × 467.72
  4. Step 4: Simplify right side
    673.73x = 472,429.94
  5. Step 5: Solve for x
    x = 472,429.94/673.73
  6. Step 6: Final answer
    x = 701.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.