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Finding the Fourth Proportional to 3,575.59, 5,353.48 and 2,695.42

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Solution

The fourth proportional to 3,575.59, 5,353.48 and 2,695.42 is: 4,035.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.59 : 5,353.48 = 2,695.42 : x
  2. Step 2: Convert to fraction form
    3,575.59/5,353.48 = 2,695.42/x
  3. Step 3: Cross multiply
    3,575.59x = 5,353.48 × 2,695.42
  4. Step 4: Simplify right side
    3,575.59x = 14,429,887.12
  5. Step 5: Solve for x
    x = 14,429,887.12/3,575.59
  6. Step 6: Final answer
    x = 4,035.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.