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Finding the Fourth Proportional to 5,957.35, 8,956.28 and 4,869.61

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Solution

The fourth proportional to 5,957.35, 8,956.28 and 4,869.61 is: 7,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.35 : 8,956.28 = 4,869.61 : x
  2. Step 2: Convert to fraction form
    5,957.35/8,956.28 = 4,869.61/x
  3. Step 3: Cross multiply
    5,957.35x = 8,956.28 × 4,869.61
  4. Step 4: Simplify right side
    5,957.35x = 43,613,590.65
  5. Step 5: Solve for x
    x = 43,613,590.65/5,957.35
  6. Step 6: Final answer
    x = 7,320.97

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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.