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Finding the Fourth Proportional to 556,353.21, 834,596.76 and 196,450.02

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Solution

The fourth proportional to 556,353.21, 834,596.76 and 196,450.02 is: 294,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,353.21 : 834,596.76 = 196,450.02 : x
  2. Step 2: Convert to fraction form
    556,353.21/834,596.76 = 196,450.02/x
  3. Step 3: Cross multiply
    556,353.21x = 834,596.76 × 196,450.02
  4. Step 4: Simplify right side
    556,353.21x = 163,956,550,930.62
  5. Step 5: Solve for x
    x = 163,956,550,930.62/556,353.21
  6. Step 6: Final answer
    x = 294,698.67

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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.