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Finding the Fourth Proportional to 1,347.83, 1,860.06 and 758.34

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Solution

The fourth proportional to 1,347.83, 1,860.06 and 758.34 is: 1,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347.83 : 1,860.06 = 758.34 : x
  2. Step 2: Convert to fraction form
    1,347.83/1,860.06 = 758.34/x
  3. Step 3: Cross multiply
    1,347.83x = 1,860.06 × 758.34
  4. Step 4: Simplify right side
    1,347.83x = 1,410,557.90
  5. Step 5: Solve for x
    x = 1,410,557.90/1,347.83
  6. Step 6: Final answer
    x = 1,046.54

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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.