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Finding the Fourth Proportional to 6,235.40, 8,604.90 and 3,402.83

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Solution

The fourth proportional to 6,235.40, 8,604.90 and 3,402.83 is: 4,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.40 : 8,604.90 = 3,402.83 : x
  2. Step 2: Convert to fraction form
    6,235.40/8,604.90 = 3,402.83/x
  3. Step 3: Cross multiply
    6,235.40x = 8,604.90 × 3,402.83
  4. Step 4: Simplify right side
    6,235.40x = 29,281,033.38
  5. Step 5: Solve for x
    x = 29,281,033.38/6,235.40
  6. Step 6: Final answer
    x = 4,695.93

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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.