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Finding the Fourth Proportional to 1,801.47, 2,702.00 and 1,339.94

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Solution

The fourth proportional to 1,801.47, 2,702.00 and 1,339.94 is: 2,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.47 : 2,702.00 = 1,339.94 : x
  2. Step 2: Convert to fraction form
    1,801.47/2,702.00 = 1,339.94/x
  3. Step 3: Cross multiply
    1,801.47x = 2,702.00 × 1,339.94
  4. Step 4: Simplify right side
    1,801.47x = 3,620,497.67
  5. Step 5: Solve for x
    x = 3,620,497.67/1,801.47
  6. Step 6: Final answer
    x = 2,009.75

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