Home / 319,198.86-440,497.50-175,964.07

Finding the Fourth Proportional to 319,198.86, 440,497.50 and 175,964.07

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Solution

The fourth proportional to 319,198.86, 440,497.50 and 175,964.07 is: 242,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,198.86 : 440,497.50 = 175,964.07 : x
  2. Step 2: Convert to fraction form
    319,198.86/440,497.50 = 175,964.07/x
  3. Step 3: Cross multiply
    319,198.86x = 440,497.50 × 175,964.07
  4. Step 4: Simplify right side
    319,198.86x = 77,511,732,924.83
  5. Step 5: Solve for x
    x = 77,511,732,924.83/319,198.86
  6. Step 6: Final answer
    x = 242,832.11

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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.