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Finding the Fourth Proportional to 335,188.76, 462,709.59 and 199,266.71

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Solution

The fourth proportional to 335,188.76, 462,709.59 and 199,266.71 is: 275,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,188.76 : 462,709.59 = 199,266.71 : x
  2. Step 2: Convert to fraction form
    335,188.76/462,709.59 = 199,266.71/x
  3. Step 3: Cross multiply
    335,188.76x = 462,709.59 × 199,266.71
  4. Step 4: Simplify right side
    335,188.76x = 92,202,614,374.87
  5. Step 5: Solve for x
    x = 92,202,614,374.87/335,188.76
  6. Step 6: Final answer
    x = 275,076.69

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1.5x scale

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.