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Finding the Fourth Proportional to 1,350.46, 1,863.59 and 760.98

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Solution

The fourth proportional to 1,350.46, 1,863.59 and 760.98 is: 1,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.46 : 1,863.59 = 760.98 : x
  2. Step 2: Convert to fraction form
    1,350.46/1,863.59 = 760.98/x
  3. Step 3: Cross multiply
    1,350.46x = 1,863.59 × 760.98
  4. Step 4: Simplify right side
    1,350.46x = 1,418,154.72
  5. Step 5: Solve for x
    x = 1,418,154.72/1,350.46
  6. Step 6: Final answer
    x = 1,050.13

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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.