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Finding the Fourth Proportional to 3,702.74, 5,554.92 and 1,726.94

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Solution

The fourth proportional to 3,702.74, 5,554.92 and 1,726.94 is: 2,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.74 : 5,554.92 = 1,726.94 : x
  2. Step 2: Convert to fraction form
    3,702.74/5,554.92 = 1,726.94/x
  3. Step 3: Cross multiply
    3,702.74x = 5,554.92 × 1,726.94
  4. Step 4: Simplify right side
    3,702.74x = 9,593,013.54
  5. Step 5: Solve for x
    x = 9,593,013.54/3,702.74
  6. Step 6: Final answer
    x = 2,590.79

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1.5x scale

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.