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Finding the Fourth Proportional to 5,876.74, 8,808.89 and 4,487.06

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Solution

The fourth proportional to 5,876.74, 8,808.89 and 4,487.06 is: 6,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.74 : 8,808.89 = 4,487.06 : x
  2. Step 2: Convert to fraction form
    5,876.74/8,808.89 = 4,487.06/x
  3. Step 3: Cross multiply
    5,876.74x = 8,808.89 × 4,487.06
  4. Step 4: Simplify right side
    5,876.74x = 39,526,017.96
  5. Step 5: Solve for x
    x = 39,526,017.96/5,876.74
  6. Step 6: Final answer
    x = 6,725.84

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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.