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Finding the Fourth Proportional to 5,973.45, 8,957.74 and 2,685.66

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Solution

The fourth proportional to 5,973.45, 8,957.74 and 2,685.66 is: 4,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.45 : 8,957.74 = 2,685.66 : x
  2. Step 2: Convert to fraction form
    5,973.45/8,957.74 = 2,685.66/x
  3. Step 3: Cross multiply
    5,973.45x = 8,957.74 × 2,685.66
  4. Step 4: Simplify right side
    5,973.45x = 24,057,444.01
  5. Step 5: Solve for x
    x = 24,057,444.01/5,973.45
  6. Step 6: Final answer
    x = 4,027.40

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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.