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Finding the Fourth Proportional to 1,348.41, 1,860.72 and 759.03

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Solution

The fourth proportional to 1,348.41, 1,860.72 and 759.03 is: 1,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.41 : 1,860.72 = 759.03 : x
  2. Step 2: Convert to fraction form
    1,348.41/1,860.72 = 759.03/x
  3. Step 3: Cross multiply
    1,348.41x = 1,860.72 × 759.03
  4. Step 4: Simplify right side
    1,348.41x = 1,412,342.30
  5. Step 5: Solve for x
    x = 1,412,342.30/1,348.41
  6. Step 6: Final answer
    x = 1,047.41

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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.