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Finding the Fourth Proportional to 296,059.63, 444,163.42 and 85,697.57

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Solution

The fourth proportional to 296,059.63, 444,163.42 and 85,697.57 is: 128,567.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,059.63 : 444,163.42 = 85,697.57 : x
  2. Step 2: Convert to fraction form
    296,059.63/444,163.42 = 85,697.57/x
  3. Step 3: Cross multiply
    296,059.63x = 444,163.42 × 85,697.57
  4. Step 4: Simplify right side
    296,059.63x = 38,063,723,127.58
  5. Step 5: Solve for x
    x = 38,063,723,127.58/296,059.63
  6. Step 6: Final answer
    x = 128,567.76

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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.