Home / 319,745.03-441,249.20-176,504.73

Finding the Fourth Proportional to 319,745.03, 441,249.20 and 176,504.73

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Solution

The fourth proportional to 319,745.03, 441,249.20 and 176,504.73 is: 243,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,745.03 : 441,249.20 = 176,504.73 : x
  2. Step 2: Convert to fraction form
    319,745.03/441,249.20 = 176,504.73/x
  3. Step 3: Cross multiply
    319,745.03x = 441,249.20 × 176,504.73
  4. Step 4: Simplify right side
    319,745.03x = 77,882,570,908.72
  5. Step 5: Solve for x
    x = 77,882,570,908.72/319,745.03
  6. Step 6: Final answer
    x = 243,577.11

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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.