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Finding the Fourth Proportional to 2,043.35, 3,064.33 and 656.34

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Solution

The fourth proportional to 2,043.35, 3,064.33 and 656.34 is: 984.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.35 : 3,064.33 = 656.34 : x
  2. Step 2: Convert to fraction form
    2,043.35/3,064.33 = 656.34/x
  3. Step 3: Cross multiply
    2,043.35x = 3,064.33 × 656.34
  4. Step 4: Simplify right side
    2,043.35x = 2,011,239.07
  5. Step 5: Solve for x
    x = 2,011,239.07/2,043.35
  6. Step 6: Final answer
    x = 984.29

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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.