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Finding the Fourth Proportional to 5,772.60, 8,675.10 and 5,059.80

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Solution

The fourth proportional to 5,772.60, 8,675.10 and 5,059.80 is: 7,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.60 : 8,675.10 = 5,059.80 : x
  2. Step 2: Convert to fraction form
    5,772.60/8,675.10 = 5,059.80/x
  3. Step 3: Cross multiply
    5,772.60x = 8,675.10 × 5,059.80
  4. Step 4: Simplify right side
    5,772.60x = 43,894,270.98
  5. Step 5: Solve for x
    x = 43,894,270.98/5,772.60
  6. Step 6: Final answer
    x = 7,603.90

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1.5x scale

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.