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Finding the Fourth Proportional to 2,101.98, 2,897.71 and 1,470.56

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Solution

The fourth proportional to 2,101.98, 2,897.71 and 1,470.56 is: 2,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.98 : 2,897.71 = 1,470.56 : x
  2. Step 2: Convert to fraction form
    2,101.98/2,897.71 = 1,470.56/x
  3. Step 3: Cross multiply
    2,101.98x = 2,897.71 × 1,470.56
  4. Step 4: Simplify right side
    2,101.98x = 4,261,238.25
  5. Step 5: Solve for x
    x = 4,261,238.25/2,101.98
  6. Step 6: Final answer
    x = 2,027.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.