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Finding the Fourth Proportional to 592.33, 817.43 and 330.35

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Solution

The fourth proportional to 592.33, 817.43 and 330.35 is: 455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.33 : 817.43 = 330.35 : x
  2. Step 2: Convert to fraction form
    592.33/817.43 = 330.35/x
  3. Step 3: Cross multiply
    592.33x = 817.43 × 330.35
  4. Step 4: Simplify right side
    592.33x = 270,038.00
  5. Step 5: Solve for x
    x = 270,038.00/592.33
  6. Step 6: Final answer
    x = 455.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.