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Finding the Fourth Proportional to 5,462.86, 7,536.45 and 3,474.40

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Solution

The fourth proportional to 5,462.86, 7,536.45 and 3,474.40 is: 4,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.86 : 7,536.45 = 3,474.40 : x
  2. Step 2: Convert to fraction form
    5,462.86/7,536.45 = 3,474.40/x
  3. Step 3: Cross multiply
    5,462.86x = 7,536.45 × 3,474.40
  4. Step 4: Simplify right side
    5,462.86x = 26,184,641.88
  5. Step 5: Solve for x
    x = 26,184,641.88/5,462.86
  6. Step 6: Final answer
    x = 4,793.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.