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Finding the Fourth Proportional to 5,773.36, 8,674.68 and 5,612.72

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Solution

The fourth proportional to 5,773.36, 8,674.68 and 5,612.72 is: 8,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.36 : 8,674.68 = 5,612.72 : x
  2. Step 2: Convert to fraction form
    5,773.36/8,674.68 = 5,612.72/x
  3. Step 3: Cross multiply
    5,773.36x = 8,674.68 × 5,612.72
  4. Step 4: Simplify right side
    5,773.36x = 48,688,549.93
  5. Step 5: Solve for x
    x = 48,688,549.93/5,773.36
  6. Step 6: Final answer
    x = 8,433.31

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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.