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Finding the Fourth Proportional to 475.86, 714.39 and 332.34

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Solution

The fourth proportional to 475.86, 714.39 and 332.34 is: 498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.86 : 714.39 = 332.34 : x
  2. Step 2: Convert to fraction form
    475.86/714.39 = 332.34/x
  3. Step 3: Cross multiply
    475.86x = 714.39 × 332.34
  4. Step 4: Simplify right side
    475.86x = 237,420.37
  5. Step 5: Solve for x
    x = 237,420.37/475.86
  6. Step 6: Final answer
    x = 498.93

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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.