Home / 404,578.02-606,987.45-179,907.51

Finding the Fourth Proportional to 404,578.02, 606,987.45 and 179,907.51

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Solution

The fourth proportional to 404,578.02, 606,987.45 and 179,907.51 is: 269,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,578.02 : 606,987.45 = 179,907.51 : x
  2. Step 2: Convert to fraction form
    404,578.02/606,987.45 = 179,907.51/x
  3. Step 3: Cross multiply
    404,578.02x = 606,987.45 × 179,907.51
  4. Step 4: Simplify right side
    404,578.02x = 109,201,600,730.75
  5. Step 5: Solve for x
    x = 109,201,600,730.75/404,578.02
  6. Step 6: Final answer
    x = 269,914.81

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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.