Home / 651,456.25-898,987.89-361,055.44

Finding the Fourth Proportional to 651,456.25, 898,987.89 and 361,055.44

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Solution

The fourth proportional to 651,456.25, 898,987.89 and 361,055.44 is: 498,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,456.25 : 898,987.89 = 361,055.44 : x
  2. Step 2: Convert to fraction form
    651,456.25/898,987.89 = 361,055.44/x
  3. Step 3: Cross multiply
    651,456.25x = 898,987.89 × 361,055.44
  4. Step 4: Simplify right side
    651,456.25x = 324,584,468,178.62
  5. Step 5: Solve for x
    x = 324,584,468,178.62/651,456.25
  6. Step 6: Final answer
    x = 498,244.46

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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.