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Finding the Fourth Proportional to 5,394.46, 7,425.62 and 4,650.88

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Solution

The fourth proportional to 5,394.46, 7,425.62 and 4,650.88 is: 6,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.46 : 7,425.62 = 4,650.88 : x
  2. Step 2: Convert to fraction form
    5,394.46/7,425.62 = 4,650.88/x
  3. Step 3: Cross multiply
    5,394.46x = 7,425.62 × 4,650.88
  4. Step 4: Simplify right side
    5,394.46x = 34,535,667.55
  5. Step 5: Solve for x
    x = 34,535,667.55/5,394.46
  6. Step 6: Final answer
    x = 6,402.06

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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.