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Finding the Fourth Proportional to 5,535, 7,633.56 and 3,544.92

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Solution

The fourth proportional to 5,535, 7,633.56 and 3,544.92 is: 4,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535 : 7,633.56 = 3,544.92 : x
  2. Step 2: Convert to fraction form
    5,535/7,633.56 = 3,544.92/x
  3. Step 3: Cross multiply
    5,535x = 7,633.56 × 3,544.92
  4. Step 4: Simplify right side
    5,535x = 27,060,359.52
  5. Step 5: Solve for x
    x = 27,060,359.52/5,535
  6. Step 6: Final answer
    x = 4,888.95

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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.