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Finding the Fourth Proportional to 8,566.52, 11,825.06 and 5,583.09

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Solution

The fourth proportional to 8,566.52, 11,825.06 and 5,583.09 is: 7,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.52 : 11,825.06 = 5,583.09 : x
  2. Step 2: Convert to fraction form
    8,566.52/11,825.06 = 5,583.09/x
  3. Step 3: Cross multiply
    8,566.52x = 11,825.06 × 5,583.09
  4. Step 4: Simplify right side
    8,566.52x = 66,020,374.24
  5. Step 5: Solve for x
    x = 66,020,374.24/8,566.52
  6. Step 6: Final answer
    x = 7,706.79

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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.