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Finding the Fourth Proportional to 5,840.72, 8,763.64 and 3,066.74

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Solution

The fourth proportional to 5,840.72, 8,763.64 and 3,066.74 is: 4,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.72 : 8,763.64 = 3,066.74 : x
  2. Step 2: Convert to fraction form
    5,840.72/8,763.64 = 3,066.74/x
  3. Step 3: Cross multiply
    5,840.72x = 8,763.64 × 3,066.74
  4. Step 4: Simplify right side
    5,840.72x = 26,875,853.26
  5. Step 5: Solve for x
    x = 26,875,853.26/5,840.72
  6. Step 6: Final answer
    x = 4,601.47

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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.