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Finding the Fourth Proportional to 597.51, 891.23 and 579.29

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Solution

The fourth proportional to 597.51, 891.23 and 579.29 is: 864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.51 : 891.23 = 579.29 : x
  2. Step 2: Convert to fraction form
    597.51/891.23 = 579.29/x
  3. Step 3: Cross multiply
    597.51x = 891.23 × 579.29
  4. Step 4: Simplify right side
    597.51x = 516,273.27
  5. Step 5: Solve for x
    x = 516,273.27/597.51
  6. Step 6: Final answer
    x = 864.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.