Home / 301,084.20-451,626.30-252,095.40

Finding the Fourth Proportional to 301,084.20, 451,626.30 and 252,095.40

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Solution

The fourth proportional to 301,084.20, 451,626.30 and 252,095.40 is: 378,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,084.20 : 451,626.30 = 252,095.40 : x
  2. Step 2: Convert to fraction form
    301,084.20/451,626.30 = 252,095.40/x
  3. Step 3: Cross multiply
    301,084.20x = 451,626.30 × 252,095.40
  4. Step 4: Simplify right side
    301,084.20x = 113,852,912,749.02
  5. Step 5: Solve for x
    x = 113,852,912,749.02/301,084.20
  6. Step 6: Final answer
    x = 378,143.10

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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.