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Finding the Fourth Proportional to 2,094.36, 3,141.06 and 633.36

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Solution

The fourth proportional to 2,094.36, 3,141.06 and 633.36 is: 949.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.36 : 3,141.06 = 633.36 : x
  2. Step 2: Convert to fraction form
    2,094.36/3,141.06 = 633.36/x
  3. Step 3: Cross multiply
    2,094.36x = 3,141.06 × 633.36
  4. Step 4: Simplify right side
    2,094.36x = 1,989,421.76
  5. Step 5: Solve for x
    x = 1,989,421.76/2,094.36
  6. Step 6: Final answer
    x = 949.89

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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.