Home / 336,847.40-505,341.30-112,277.60

Finding the Fourth Proportional to 336,847.40, 505,341.30 and 112,277.60

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Solution

The fourth proportional to 336,847.40, 505,341.30 and 112,277.60 is: 168,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,847.40 : 505,341.30 = 112,277.60 : x
  2. Step 2: Convert to fraction form
    336,847.40/505,341.30 = 112,277.60/x
  3. Step 3: Cross multiply
    336,847.40x = 505,341.30 × 112,277.60
  4. Step 4: Simplify right side
    336,847.40x = 56,738,508,344.88
  5. Step 5: Solve for x
    x = 56,738,508,344.88/336,847.40
  6. Step 6: Final answer
    x = 168,439.80

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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.