Home / 366,163.60-551,439.64-322,270.24

Finding the Fourth Proportional to 366,163.60, 551,439.64 and 322,270.24

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Solution

The fourth proportional to 366,163.60, 551,439.64 and 322,270.24 is: 485,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,163.60 : 551,439.64 = 322,270.24 : x
  2. Step 2: Convert to fraction form
    366,163.60/551,439.64 = 322,270.24/x
  3. Step 3: Cross multiply
    366,163.60x = 551,439.64 × 322,270.24
  4. Step 4: Simplify right side
    366,163.60x = 177,712,585,128.31
  5. Step 5: Solve for x
    x = 177,712,585,128.31/366,163.60
  6. Step 6: Final answer
    x = 485,336.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.