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Finding the Fourth Proportional to 3,063.83, 4,595.04 and 871.97

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Solution

The fourth proportional to 3,063.83, 4,595.04 and 871.97 is: 1,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.83 : 4,595.04 = 871.97 : x
  2. Step 2: Convert to fraction form
    3,063.83/4,595.04 = 871.97/x
  3. Step 3: Cross multiply
    3,063.83x = 4,595.04 × 871.97
  4. Step 4: Simplify right side
    3,063.83x = 4,006,714.05
  5. Step 5: Solve for x
    x = 4,006,714.05/3,063.83
  6. Step 6: Final answer
    x = 1,307.75

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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.