Home / 319,595.12-441,094.92-192,282.56

Finding the Fourth Proportional to 319,595.12, 441,094.92 and 192,282.56

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Solution

The fourth proportional to 319,595.12, 441,094.92 and 192,282.56 is: 265,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,595.12 : 441,094.92 = 192,282.56 : x
  2. Step 2: Convert to fraction form
    319,595.12/441,094.92 = 192,282.56/x
  3. Step 3: Cross multiply
    319,595.12x = 441,094.92 × 192,282.56
  4. Step 4: Simplify right side
    319,595.12x = 84,814,860,420.60
  5. Step 5: Solve for x
    x = 84,814,860,420.60/319,595.12
  6. Step 6: Final answer
    x = 265,382.21

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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.