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Finding the Fourth Proportional to 5,490.91, 8,237.16 and 1,594.81

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Solution

The fourth proportional to 5,490.91, 8,237.16 and 1,594.81 is: 2,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.91 : 8,237.16 = 1,594.81 : x
  2. Step 2: Convert to fraction form
    5,490.91/8,237.16 = 1,594.81/x
  3. Step 3: Cross multiply
    5,490.91x = 8,237.16 × 1,594.81
  4. Step 4: Simplify right side
    5,490.91x = 13,136,663.95
  5. Step 5: Solve for x
    x = 13,136,663.95/5,490.91
  6. Step 6: Final answer
    x = 2,392.44

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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.