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Finding the Fourth Proportional to 436.79, 602.73 and 262.10

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Solution

The fourth proportional to 436.79, 602.73 and 262.10 is: 361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.79 : 602.73 = 262.10 : x
  2. Step 2: Convert to fraction form
    436.79/602.73 = 262.10/x
  3. Step 3: Cross multiply
    436.79x = 602.73 × 262.10
  4. Step 4: Simplify right side
    436.79x = 157,972.52
  5. Step 5: Solve for x
    x = 157,972.52/436.79
  6. Step 6: Final answer
    x = 361.67

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