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Finding the Fourth Proportional to 5,869.98, 8,803.89 and 4,240.26

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Solution

The fourth proportional to 5,869.98, 8,803.89 and 4,240.26 is: 6,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.98 : 8,803.89 = 4,240.26 : x
  2. Step 2: Convert to fraction form
    5,869.98/8,803.89 = 4,240.26/x
  3. Step 3: Cross multiply
    5,869.98x = 8,803.89 × 4,240.26
  4. Step 4: Simplify right side
    5,869.98x = 37,330,782.61
  5. Step 5: Solve for x
    x = 37,330,782.61/5,869.98
  6. Step 6: Final answer
    x = 6,359.61

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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.