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Finding the Fourth Proportional to 5,988.63, 8,987.66 and 4,152.67

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Solution

The fourth proportional to 5,988.63, 8,987.66 and 4,152.67 is: 6,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.63 : 8,987.66 = 4,152.67 : x
  2. Step 2: Convert to fraction form
    5,988.63/8,987.66 = 4,152.67/x
  3. Step 3: Cross multiply
    5,988.63x = 8,987.66 × 4,152.67
  4. Step 4: Simplify right side
    5,988.63x = 37,322,758.39
  5. Step 5: Solve for x
    x = 37,322,758.39/5,988.63
  6. Step 6: Final answer
    x = 6,232.27

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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.