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Finding the Fourth Proportional to 1,663.04, 2,494.45 and 568.18

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Solution

The fourth proportional to 1,663.04, 2,494.45 and 568.18 is: 852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663.04 : 2,494.45 = 568.18 : x
  2. Step 2: Convert to fraction form
    1,663.04/2,494.45 = 568.18/x
  3. Step 3: Cross multiply
    1,663.04x = 2,494.45 × 568.18
  4. Step 4: Simplify right side
    1,663.04x = 1,417,288.94
  5. Step 5: Solve for x
    x = 1,417,288.94/1,663.04
  6. Step 6: Final answer
    x = 852.23

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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.