Home / 319,556.64-441,002.32-183,634.56

Finding the Fourth Proportional to 319,556.64, 441,002.32 and 183,634.56

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Solution

The fourth proportional to 319,556.64, 441,002.32 and 183,634.56 is: 253,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,556.64 : 441,002.32 = 183,634.56 : x
  2. Step 2: Convert to fraction form
    319,556.64/441,002.32 = 183,634.56/x
  3. Step 3: Cross multiply
    319,556.64x = 441,002.32 × 183,634.56
  4. Step 4: Simplify right side
    319,556.64x = 80,983,266,992.18
  5. Step 5: Solve for x
    x = 80,983,266,992.18/319,556.64
  6. Step 6: Final answer
    x = 253,423.83

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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.