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Finding the Fourth Proportional to 958.18, 1,444.45 and 895.54

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Solution

The fourth proportional to 958.18, 1,444.45 and 895.54 is: 1,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.18 : 1,444.45 = 895.54 : x
  2. Step 2: Convert to fraction form
    958.18/1,444.45 = 895.54/x
  3. Step 3: Cross multiply
    958.18x = 1,444.45 × 895.54
  4. Step 4: Simplify right side
    958.18x = 1,293,562.75
  5. Step 5: Solve for x
    x = 1,293,562.75/958.18
  6. Step 6: Final answer
    x = 1,350.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.