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Finding the Fourth Proportional to 259,334.94, 389,002.41 and 69,795.73

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Solution

The fourth proportional to 259,334.94, 389,002.41 and 69,795.73 is: 104,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,334.94 : 389,002.41 = 69,795.73 : x
  2. Step 2: Convert to fraction form
    259,334.94/389,002.41 = 69,795.73/x
  3. Step 3: Cross multiply
    259,334.94x = 389,002.41 × 69,795.73
  4. Step 4: Simplify right side
    259,334.94x = 27,150,707,177.71
  5. Step 5: Solve for x
    x = 27,150,707,177.71/259,334.94
  6. Step 6: Final answer
    x = 104,693.60

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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.