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Finding the Fourth Proportional to 735.46, 1,014.74 and 436.63

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Solution

The fourth proportional to 735.46, 1,014.74 and 436.63 is: 602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.46 : 1,014.74 = 436.63 : x
  2. Step 2: Convert to fraction form
    735.46/1,014.74 = 436.63/x
  3. Step 3: Cross multiply
    735.46x = 1,014.74 × 436.63
  4. Step 4: Simplify right side
    735.46x = 443,059.76
  5. Step 5: Solve for x
    x = 443,059.76/735.46
  6. Step 6: Final answer
    x = 602.43

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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.