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Finding the Fourth Proportional to 8,799.97, 13,196.74 and 2,558.29

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Solution

The fourth proportional to 8,799.97, 13,196.74 and 2,558.29 is: 3,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.97 : 13,196.74 = 2,558.29 : x
  2. Step 2: Convert to fraction form
    8,799.97/13,196.74 = 2,558.29/x
  3. Step 3: Cross multiply
    8,799.97x = 13,196.74 × 2,558.29
  4. Step 4: Simplify right side
    8,799.97x = 33,761,075.18
  5. Step 5: Solve for x
    x = 33,761,075.18/8,799.97
  6. Step 6: Final answer
    x = 3,836.50

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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.