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Finding the Fourth Proportional to 5,654.97, 8,483.87 and 3,316.92

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Solution

The fourth proportional to 5,654.97, 8,483.87 and 3,316.92 is: 4,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.97 : 8,483.87 = 3,316.92 : x
  2. Step 2: Convert to fraction form
    5,654.97/8,483.87 = 3,316.92/x
  3. Step 3: Cross multiply
    5,654.97x = 8,483.87 × 3,316.92
  4. Step 4: Simplify right side
    5,654.97x = 28,140,301.50
  5. Step 5: Solve for x
    x = 28,140,301.50/5,654.97
  6. Step 6: Final answer
    x = 4,976.21

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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.