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Finding the Fourth Proportional to 1,234.04, 1,702.73 and 736.58

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Solution

The fourth proportional to 1,234.04, 1,702.73 and 736.58 is: 1,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.04 : 1,702.73 = 736.58 : x
  2. Step 2: Convert to fraction form
    1,234.04/1,702.73 = 736.58/x
  3. Step 3: Cross multiply
    1,234.04x = 1,702.73 × 736.58
  4. Step 4: Simplify right side
    1,234.04x = 1,254,202.96
  5. Step 5: Solve for x
    x = 1,254,202.96/1,234.04
  6. Step 6: Final answer
    x = 1,016.34

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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.