Home / 414,879.10-622,002.75-190,303.36

Finding the Fourth Proportional to 414,879.10, 622,002.75 and 190,303.36

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Solution

The fourth proportional to 414,879.10, 622,002.75 and 190,303.36 is: 285,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,879.10 : 622,002.75 = 190,303.36 : x
  2. Step 2: Convert to fraction form
    414,879.10/622,002.75 = 190,303.36/x
  3. Step 3: Cross multiply
    414,879.10x = 622,002.75 × 190,303.36
  4. Step 4: Simplify right side
    414,879.10x = 118,369,213,254.24
  5. Step 5: Solve for x
    x = 118,369,213,254.24/414,879.10
  6. Step 6: Final answer
    x = 285,310.14

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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.