Home / 314,734.62-434,333.88-171,494.70

Finding the Fourth Proportional to 314,734.62, 434,333.88 and 171,494.70

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Solution

The fourth proportional to 314,734.62, 434,333.88 and 171,494.70 is: 236,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,734.62 : 434,333.88 = 171,494.70 : x
  2. Step 2: Convert to fraction form
    314,734.62/434,333.88 = 171,494.70/x
  3. Step 3: Cross multiply
    314,734.62x = 434,333.88 × 171,494.70
  4. Step 4: Simplify right side
    314,734.62x = 74,485,958,450.44
  5. Step 5: Solve for x
    x = 74,485,958,450.44/314,734.62
  6. Step 6: Final answer
    x = 236,662.74

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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.