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Finding the Fourth Proportional to 8,566.88, 11,822.29 and 4,840.88

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Solution

The fourth proportional to 8,566.88, 11,822.29 and 4,840.88 is: 6,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.88 : 11,822.29 = 4,840.88 : x
  2. Step 2: Convert to fraction form
    8,566.88/11,822.29 = 4,840.88/x
  3. Step 3: Cross multiply
    8,566.88x = 11,822.29 × 4,840.88
  4. Step 4: Simplify right side
    8,566.88x = 57,230,216.00
  5. Step 5: Solve for x
    x = 57,230,216.00/8,566.88
  6. Step 6: Final answer
    x = 6,680.41

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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.