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Finding the Fourth Proportional to 5,644.62, 8,467.83 and 2,870.16

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Solution

The fourth proportional to 5,644.62, 8,467.83 and 2,870.16 is: 4,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.62 : 8,467.83 = 2,870.16 : x
  2. Step 2: Convert to fraction form
    5,644.62/8,467.83 = 2,870.16/x
  3. Step 3: Cross multiply
    5,644.62x = 8,467.83 × 2,870.16
  4. Step 4: Simplify right side
    5,644.62x = 24,304,026.95
  5. Step 5: Solve for x
    x = 24,304,026.95/5,644.62
  6. Step 6: Final answer
    x = 4,305.70

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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.