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Finding the Fourth Proportional to 313,797.34, 433,043.19 and 170,557.73

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Solution

The fourth proportional to 313,797.34, 433,043.19 and 170,557.73 is: 235,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,797.34 : 433,043.19 = 170,557.73 : x
  2. Step 2: Convert to fraction form
    313,797.34/433,043.19 = 170,557.73/x
  3. Step 3: Cross multiply
    313,797.34x = 433,043.19 × 170,557.73
  4. Step 4: Simplify right side
    313,797.34x = 73,858,863,478.36
  5. Step 5: Solve for x
    x = 73,858,863,478.36/313,797.34
  6. Step 6: Final answer
    x = 235,371.22

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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.