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Finding the Fourth Proportional to 6,014.80, 8,302.73 and 5,384.21

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Solution

The fourth proportional to 6,014.80, 8,302.73 and 5,384.21 is: 7,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,014.80 : 8,302.73 = 5,384.21 : x
  2. Step 2: Convert to fraction form
    6,014.80/8,302.73 = 5,384.21/x
  3. Step 3: Cross multiply
    6,014.80x = 8,302.73 × 5,384.21
  4. Step 4: Simplify right side
    6,014.80x = 44,703,635.73
  5. Step 5: Solve for x
    x = 44,703,635.73/6,014.80
  6. Step 6: Final answer
    x = 7,432.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.