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Finding the Fourth Proportional to 262,598.22, 393,903 and 94,129.56

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Solution

The fourth proportional to 262,598.22, 393,903 and 94,129.56 is: 141,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,598.22 : 393,903 = 94,129.56 : x
  2. Step 2: Convert to fraction form
    262,598.22/393,903 = 94,129.56/x
  3. Step 3: Cross multiply
    262,598.22x = 393,903 × 94,129.56
  4. Step 4: Simplify right side
    262,598.22x = 37,077,916,072.68
  5. Step 5: Solve for x
    x = 37,077,916,072.68/262,598.22
  6. Step 6: Final answer
    x = 141,196.37

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1.5x scale

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.