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Finding the Fourth Proportional to 590.31, 885.47 and 375.26

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Solution

The fourth proportional to 590.31, 885.47 and 375.26 is: 562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.31 : 885.47 = 375.26 : x
  2. Step 2: Convert to fraction form
    590.31/885.47 = 375.26/x
  3. Step 3: Cross multiply
    590.31x = 885.47 × 375.26
  4. Step 4: Simplify right side
    590.31x = 332,275.17
  5. Step 5: Solve for x
    x = 332,275.17/590.31
  6. Step 6: Final answer
    x = 562.88

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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.