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Finding the Fourth Proportional to 3,525.58, 4,865.10 and 1,953.55

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Solution

The fourth proportional to 3,525.58, 4,865.10 and 1,953.55 is: 2,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.58 : 4,865.10 = 1,953.55 : x
  2. Step 2: Convert to fraction form
    3,525.58/4,865.10 = 1,953.55/x
  3. Step 3: Cross multiply
    3,525.58x = 4,865.10 × 1,953.55
  4. Step 4: Simplify right side
    3,525.58x = 9,504,216.11
  5. Step 5: Solve for x
    x = 9,504,216.11/3,525.58
  6. Step 6: Final answer
    x = 2,695.79

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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.