Home / 328,863.36-493,297.20-104,219.04

Finding the Fourth Proportional to 328,863.36, 493,297.20 and 104,219.04

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Solution

The fourth proportional to 328,863.36, 493,297.20 and 104,219.04 is: 156,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,863.36 : 493,297.20 = 104,219.04 : x
  2. Step 2: Convert to fraction form
    328,863.36/493,297.20 = 104,219.04/x
  3. Step 3: Cross multiply
    328,863.36x = 493,297.20 × 104,219.04
  4. Step 4: Simplify right side
    328,863.36x = 51,410,960,618.69
  5. Step 5: Solve for x
    x = 51,410,960,618.69/328,863.36
  6. Step 6: Final answer
    x = 156,329.24

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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.