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Finding the Fourth Proportional to 594.47, 820.36 and 332.51

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Solution

The fourth proportional to 594.47, 820.36 and 332.51 is: 458.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.47 : 820.36 = 332.51 : x
  2. Step 2: Convert to fraction form
    594.47/820.36 = 332.51/x
  3. Step 3: Cross multiply
    594.47x = 820.36 × 332.51
  4. Step 4: Simplify right side
    594.47x = 272,776.24
  5. Step 5: Solve for x
    x = 272,776.24/594.47
  6. Step 6: Final answer
    x = 458.86

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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.