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Finding the Fourth Proportional to 5,904.60, 8,854.80 and 2,611.80

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Solution

The fourth proportional to 5,904.60, 8,854.80 and 2,611.80 is: 3,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.60 : 8,854.80 = 2,611.80 : x
  2. Step 2: Convert to fraction form
    5,904.60/8,854.80 = 2,611.80/x
  3. Step 3: Cross multiply
    5,904.60x = 8,854.80 × 2,611.80
  4. Step 4: Simplify right side
    5,904.60x = 23,126,966.64
  5. Step 5: Solve for x
    x = 23,126,966.64/5,904.60
  6. Step 6: Final answer
    x = 3,916.77

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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.