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Finding the Fourth Proportional to 338,195.88, 466,709.40 and 194,955.12

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Solution

The fourth proportional to 338,195.88, 466,709.40 and 194,955.12 is: 269,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,195.88 : 466,709.40 = 194,955.12 : x
  2. Step 2: Convert to fraction form
    338,195.88/466,709.40 = 194,955.12/x
  3. Step 3: Cross multiply
    338,195.88x = 466,709.40 × 194,955.12
  4. Step 4: Simplify right side
    338,195.88x = 90,987,387,082.13
  5. Step 5: Solve for x
    x = 90,987,387,082.13/338,195.88
  6. Step 6: Final answer
    x = 269,037.54

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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.