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Finding the Fourth Proportional to 3,525.54, 4,865.18 and 1,953.53

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Solution

The fourth proportional to 3,525.54, 4,865.18 and 1,953.53 is: 2,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.54 : 4,865.18 = 1,953.53 : x
  2. Step 2: Convert to fraction form
    3,525.54/4,865.18 = 1,953.53/x
  3. Step 3: Cross multiply
    3,525.54x = 4,865.18 × 1,953.53
  4. Step 4: Simplify right side
    3,525.54x = 9,504,275.09
  5. Step 5: Solve for x
    x = 9,504,275.09/3,525.54
  6. Step 6: Final answer
    x = 2,695.84

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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.