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Finding the Fourth Proportional to 8,525.35, 12,799.99 and 4,368.34

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Solution

The fourth proportional to 8,525.35, 12,799.99 and 4,368.34 is: 6,558.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.35 : 12,799.99 = 4,368.34 : x
  2. Step 2: Convert to fraction form
    8,525.35/12,799.99 = 4,368.34/x
  3. Step 3: Cross multiply
    8,525.35x = 12,799.99 × 4,368.34
  4. Step 4: Simplify right side
    8,525.35x = 55,914,729.35
  5. Step 5: Solve for x
    x = 55,914,729.35/8,525.35
  6. Step 6: Final answer
    x = 6,558.64

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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.