Home / 265,321.04-366,168.84-198,136.40

Finding the Fourth Proportional to 265,321.04, 366,168.84 and 198,136.40

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Solution

The fourth proportional to 265,321.04, 366,168.84 and 198,136.40 is: 273,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,321.04 : 366,168.84 = 198,136.40 : x
  2. Step 2: Convert to fraction form
    265,321.04/366,168.84 = 198,136.40/x
  3. Step 3: Cross multiply
    265,321.04x = 366,168.84 × 198,136.40
  4. Step 4: Simplify right side
    265,321.04x = 72,551,375,749.78
  5. Step 5: Solve for x
    x = 72,551,375,749.78/265,321.04
  6. Step 6: Final answer
    x = 273,447.50

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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.