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Finding the Fourth Proportional to 8,967.38, 13,455.99 and 4,350.38

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Solution

The fourth proportional to 8,967.38, 13,455.99 and 4,350.38 is: 6,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.38 : 13,455.99 = 4,350.38 : x
  2. Step 2: Convert to fraction form
    8,967.38/13,455.99 = 4,350.38/x
  3. Step 3: Cross multiply
    8,967.38x = 13,455.99 × 4,350.38
  4. Step 4: Simplify right side
    8,967.38x = 58,538,602.50
  5. Step 5: Solve for x
    x = 58,538,602.50/8,967.38
  6. Step 6: Final answer
    x = 6,527.95

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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.