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Finding the Fourth Proportional to 3,525.58, 4,864.79 and 1,953.67

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Solution

The fourth proportional to 3,525.58, 4,864.79 and 1,953.67 is: 2,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.58 : 4,864.79 = 1,953.67 : x
  2. Step 2: Convert to fraction form
    3,525.58/4,864.79 = 1,953.67/x
  3. Step 3: Cross multiply
    3,525.58x = 4,864.79 × 1,953.67
  4. Step 4: Simplify right side
    3,525.58x = 9,504,160.19
  5. Step 5: Solve for x
    x = 9,504,160.19/3,525.58
  6. Step 6: Final answer
    x = 2,695.78

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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.