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Finding the Fourth Proportional to 5,877.90, 8,817.03 and 2,954.61

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Solution

The fourth proportional to 5,877.90, 8,817.03 and 2,954.61 is: 4,432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.90 : 8,817.03 = 2,954.61 : x
  2. Step 2: Convert to fraction form
    5,877.90/8,817.03 = 2,954.61/x
  3. Step 3: Cross multiply
    5,877.90x = 8,817.03 × 2,954.61
  4. Step 4: Simplify right side
    5,877.90x = 26,050,885.01
  5. Step 5: Solve for x
    x = 26,050,885.01/5,877.90
  6. Step 6: Final answer
    x = 4,432.01

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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.