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Finding the Fourth Proportional to 205,254.99, 283,447.52 and 194,072.74

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Solution

The fourth proportional to 205,254.99, 283,447.52 and 194,072.74 is: 268,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,254.99 : 283,447.52 = 194,072.74 : x
  2. Step 2: Convert to fraction form
    205,254.99/283,447.52 = 194,072.74/x
  3. Step 3: Cross multiply
    205,254.99x = 283,447.52 × 194,072.74
  4. Step 4: Simplify right side
    205,254.99x = 55,009,435,435.37
  5. Step 5: Solve for x
    x = 55,009,435,435.37/205,254.99
  6. Step 6: Final answer
    x = 268,005.36

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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.