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Finding the Fourth Proportional to 1,976.67, 2,964.97 and 590.01

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Solution

The fourth proportional to 1,976.67, 2,964.97 and 590.01 is: 885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.67 : 2,964.97 = 590.01 : x
  2. Step 2: Convert to fraction form
    1,976.67/2,964.97 = 590.01/x
  3. Step 3: Cross multiply
    1,976.67x = 2,964.97 × 590.01
  4. Step 4: Simplify right side
    1,976.67x = 1,749,359.00
  5. Step 5: Solve for x
    x = 1,749,359.00/1,976.67
  6. Step 6: Final answer
    x = 885.01

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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.