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Finding the Fourth Proportional to 1,208.46, 1,814.13 and 1,037.10

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Solution

The fourth proportional to 1,208.46, 1,814.13 and 1,037.10 is: 1,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208.46 : 1,814.13 = 1,037.10 : x
  2. Step 2: Convert to fraction form
    1,208.46/1,814.13 = 1,037.10/x
  3. Step 3: Cross multiply
    1,208.46x = 1,814.13 × 1,037.10
  4. Step 4: Simplify right side
    1,208.46x = 1,881,434.22
  5. Step 5: Solve for x
    x = 1,881,434.22/1,208.46
  6. Step 6: Final answer
    x = 1,556.89

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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.