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Finding the Fourth Proportional to 5,967.99, 8,966.43 and 5,268.15

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Solution

The fourth proportional to 5,967.99, 8,966.43 and 5,268.15 is: 7,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,967.99 : 8,966.43 = 5,268.15 : x
  2. Step 2: Convert to fraction form
    5,967.99/8,966.43 = 5,268.15/x
  3. Step 3: Cross multiply
    5,967.99x = 8,966.43 × 5,268.15
  4. Step 4: Simplify right side
    5,967.99x = 47,236,498.20
  5. Step 5: Solve for x
    x = 47,236,498.20/5,967.99
  6. Step 6: Final answer
    x = 7,914.98

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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.