Home / 454,669.20-627,442.20-263,794.32

Finding the Fourth Proportional to 454,669.20, 627,442.20 and 263,794.32

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Solution

The fourth proportional to 454,669.20, 627,442.20 and 263,794.32 is: 364,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,669.20 : 627,442.20 = 263,794.32 : x
  2. Step 2: Convert to fraction form
    454,669.20/627,442.20 = 263,794.32/x
  3. Step 3: Cross multiply
    454,669.20x = 627,442.20 × 263,794.32
  4. Step 4: Simplify right side
    454,669.20x = 165,515,688,488.30
  5. Step 5: Solve for x
    x = 165,515,688,488.30/454,669.20
  6. Step 6: Final answer
    x = 364,035.41

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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.