Home / 682,095.20-941,044.56-395,457.44

Finding the Fourth Proportional to 682,095.20, 941,044.56 and 395,457.44

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Solution

The fourth proportional to 682,095.20, 941,044.56 and 395,457.44 is: 545,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,095.20 : 941,044.56 = 395,457.44 : x
  2. Step 2: Convert to fraction form
    682,095.20/941,044.56 = 395,457.44/x
  3. Step 3: Cross multiply
    682,095.20x = 941,044.56 × 395,457.44
  4. Step 4: Simplify right side
    682,095.20x = 372,143,072,623.53
  5. Step 5: Solve for x
    x = 372,143,072,623.53/682,095.20
  6. Step 6: Final answer
    x = 545,588.17

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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.