Home / 405,881.36-609,032.04-294,481.06

Finding the Fourth Proportional to 405,881.36, 609,032.04 and 294,481.06

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Solution

The fourth proportional to 405,881.36, 609,032.04 and 294,481.06 is: 441,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,881.36 : 609,032.04 = 294,481.06 : x
  2. Step 2: Convert to fraction form
    405,881.36/609,032.04 = 294,481.06/x
  3. Step 3: Cross multiply
    405,881.36x = 609,032.04 × 294,481.06
  4. Step 4: Simplify right side
    405,881.36x = 179,348,400,713.16
  5. Step 5: Solve for x
    x = 179,348,400,713.16/405,881.36
  6. Step 6: Final answer
    x = 441,873.95

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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.