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Finding the Fourth Proportional to 8,493, 11,718.99 and 5,512.92

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Solution

The fourth proportional to 8,493, 11,718.99 and 5,512.92 is: 7,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493 : 11,718.99 = 5,512.92 : x
  2. Step 2: Convert to fraction form
    8,493/11,718.99 = 5,512.92/x
  3. Step 3: Cross multiply
    8,493x = 11,718.99 × 5,512.92
  4. Step 4: Simplify right side
    8,493x = 64,605,854.35
  5. Step 5: Solve for x
    x = 64,605,854.35/8,493
  6. Step 6: Final answer
    x = 7,606.95

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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.