Home / 336,724.20-505,178.54-168,040.89

Finding the Fourth Proportional to 336,724.20, 505,178.54 and 168,040.89

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Solution

The fourth proportional to 336,724.20, 505,178.54 and 168,040.89 is: 252,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,724.20 : 505,178.54 = 168,040.89 : x
  2. Step 2: Convert to fraction form
    336,724.20/505,178.54 = 168,040.89/x
  3. Step 3: Cross multiply
    336,724.20x = 505,178.54 × 168,040.89
  4. Step 4: Simplify right side
    336,724.20x = 84,890,651,260.45
  5. Step 5: Solve for x
    x = 84,890,651,260.45/336,724.20
  6. Step 6: Final answer
    x = 252,107.37

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1.5x scale

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.