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Finding the Fourth Proportional to 199,233.84, 298,897.48 and 79,298.05

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Solution

The fourth proportional to 199,233.84, 298,897.48 and 79,298.05 is: 118,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,233.84 : 298,897.48 = 79,298.05 : x
  2. Step 2: Convert to fraction form
    199,233.84/298,897.48 = 79,298.05/x
  3. Step 3: Cross multiply
    199,233.84x = 298,897.48 × 79,298.05
  4. Step 4: Simplify right side
    199,233.84x = 23,701,985,819.43
  5. Step 5: Solve for x
    x = 23,701,985,819.43/199,233.84
  6. Step 6: Final answer
    x = 118,965.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.