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Finding the Fourth Proportional to 837.46, 1,256.34 and 701.46

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Solution

The fourth proportional to 837.46, 1,256.34 and 701.46 is: 1,052.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    837.46 : 1,256.34 = 701.46 : x
  2. Step 2: Convert to fraction form
    837.46/1,256.34 = 701.46/x
  3. Step 3: Cross multiply
    837.46x = 1,256.34 × 701.46
  4. Step 4: Simplify right side
    837.46x = 881,272.26
  5. Step 5: Solve for x
    x = 881,272.26/837.46
  6. Step 6: Final answer
    x = 1,052.32

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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.