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Finding the Fourth Proportional to 473.68, 710.46 and 185.32

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Solution

The fourth proportional to 473.68, 710.46 and 185.32 is: 277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.68 : 710.46 = 185.32 : x
  2. Step 2: Convert to fraction form
    473.68/710.46 = 185.32/x
  3. Step 3: Cross multiply
    473.68x = 710.46 × 185.32
  4. Step 4: Simplify right side
    473.68x = 131,662.45
  5. Step 5: Solve for x
    x = 131,662.45/473.68
  6. Step 6: Final answer
    x = 277.96

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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.