Home / 338,439.72-466,987.56-193,179.16

Finding the Fourth Proportional to 338,439.72, 466,987.56 and 193,179.16

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Solution

The fourth proportional to 338,439.72, 466,987.56 and 193,179.16 is: 266,553.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,439.72 : 466,987.56 = 193,179.16 : x
  2. Step 2: Convert to fraction form
    338,439.72/466,987.56 = 193,179.16/x
  3. Step 3: Cross multiply
    338,439.72x = 466,987.56 × 193,179.16
  4. Step 4: Simplify right side
    338,439.72x = 90,212,264,571.25
  5. Step 5: Solve for x
    x = 90,212,264,571.25/338,439.72
  6. Step 6: Final answer
    x = 266,553.42

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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.