Home / 327,626.34-491,438.93-103,006.37

Finding the Fourth Proportional to 327,626.34, 491,438.93 and 103,006.37

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Solution

The fourth proportional to 327,626.34, 491,438.93 and 103,006.37 is: 154,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,626.34 : 491,438.93 = 103,006.37 : x
  2. Step 2: Convert to fraction form
    327,626.34/491,438.93 = 103,006.37/x
  3. Step 3: Cross multiply
    327,626.34x = 491,438.93 × 103,006.37
  4. Step 4: Simplify right side
    327,626.34x = 50,621,337,283.76
  5. Step 5: Solve for x
    x = 50,621,337,283.76/327,626.34
  6. Step 6: Final answer
    x = 154,509.36

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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.