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Finding the Fourth Proportional to 2,902.26, 4,353.93 and 954.60

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Solution

The fourth proportional to 2,902.26, 4,353.93 and 954.60 is: 1,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.26 : 4,353.93 = 954.60 : x
  2. Step 2: Convert to fraction form
    2,902.26/4,353.93 = 954.60/x
  3. Step 3: Cross multiply
    2,902.26x = 4,353.93 × 954.60
  4. Step 4: Simplify right side
    2,902.26x = 4,156,261.58
  5. Step 5: Solve for x
    x = 4,156,261.58/2,902.26
  6. Step 6: Final answer
    x = 1,432.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.