Home / 544,989.16-816,302.22-263,917

Finding the Fourth Proportional to 544,989.16, 816,302.22 and 263,917

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Solution

The fourth proportional to 544,989.16, 816,302.22 and 263,917 is: 395,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,989.16 : 816,302.22 = 263,917 : x
  2. Step 2: Convert to fraction form
    544,989.16/816,302.22 = 263,917/x
  3. Step 3: Cross multiply
    544,989.16x = 816,302.22 × 263,917
  4. Step 4: Simplify right side
    544,989.16x = 215,436,032,995.74
  5. Step 5: Solve for x
    x = 215,436,032,995.74/544,989.16
  6. Step 6: Final answer
    x = 395,303.34

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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.