Home / 676,424.32-1,014,791.98-203,118.64

Finding the Fourth Proportional to 676,424.32, 1,014,791.98 and 203,118.64

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Solution

The fourth proportional to 676,424.32, 1,014,791.98 and 203,118.64 is: 304,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,424.32 : 1,014,791.98 = 203,118.64 : x
  2. Step 2: Convert to fraction form
    676,424.32/1,014,791.98 = 203,118.64/x
  3. Step 3: Cross multiply
    676,424.32x = 1,014,791.98 × 203,118.64
  4. Step 4: Simplify right side
    676,424.32x = 206,123,166,860.51
  5. Step 5: Solve for x
    x = 206,123,166,860.51/676,424.32
  6. Step 6: Final answer
    x = 304,724.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.