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Finding the Fourth Proportional to 5,971.28, 8,968.10 and 5,483.68

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Solution

The fourth proportional to 5,971.28, 8,968.10 and 5,483.68 is: 8,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.28 : 8,968.10 = 5,483.68 : x
  2. Step 2: Convert to fraction form
    5,971.28/8,968.10 = 5,483.68/x
  3. Step 3: Cross multiply
    5,971.28x = 8,968.10 × 5,483.68
  4. Step 4: Simplify right side
    5,971.28x = 49,178,190.61
  5. Step 5: Solve for x
    x = 49,178,190.61/5,971.28
  6. Step 6: Final answer
    x = 8,235.79

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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.