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Finding the Fourth Proportional to 8,544.70, 12,814.65 and 2,703.10

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Solution

The fourth proportional to 8,544.70, 12,814.65 and 2,703.10 is: 4,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.70 : 12,814.65 = 2,703.10 : x
  2. Step 2: Convert to fraction form
    8,544.70/12,814.65 = 2,703.10/x
  3. Step 3: Cross multiply
    8,544.70x = 12,814.65 × 2,703.10
  4. Step 4: Simplify right side
    8,544.70x = 34,639,280.42
  5. Step 5: Solve for x
    x = 34,639,280.42/8,544.70
  6. Step 6: Final answer
    x = 4,053.89

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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.