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Finding the Fourth Proportional to 5,799.60, 8,698.93 and 1,639.44

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Solution

The fourth proportional to 5,799.60, 8,698.93 and 1,639.44 is: 2,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.60 : 8,698.93 = 1,639.44 : x
  2. Step 2: Convert to fraction form
    5,799.60/8,698.93 = 1,639.44/x
  3. Step 3: Cross multiply
    5,799.60x = 8,698.93 × 1,639.44
  4. Step 4: Simplify right side
    5,799.60x = 14,261,373.80
  5. Step 5: Solve for x
    x = 14,261,373.80/5,799.60
  6. Step 6: Final answer
    x = 2,459.03

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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.