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Finding the Fourth Proportional to 338,851.88, 467,630.38 and 202,859.63

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Solution

The fourth proportional to 338,851.88, 467,630.38 and 202,859.63 is: 279,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,851.88 : 467,630.38 = 202,859.63 : x
  2. Step 2: Convert to fraction form
    338,851.88/467,630.38 = 202,859.63/x
  3. Step 3: Cross multiply
    338,851.88x = 467,630.38 × 202,859.63
  4. Step 4: Simplify right side
    338,851.88x = 94,863,325,863.56
  5. Step 5: Solve for x
    x = 94,863,325,863.56/338,851.88
  6. Step 6: Final answer
    x = 279,955.14

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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.