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Finding the Fourth Proportional to 336,000.96, 504,099.87 and 99,349.80

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Solution

The fourth proportional to 336,000.96, 504,099.87 and 99,349.80 is: 149,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,000.96 : 504,099.87 = 99,349.80 : x
  2. Step 2: Convert to fraction form
    336,000.96/504,099.87 = 99,349.80/x
  3. Step 3: Cross multiply
    336,000.96x = 504,099.87 × 99,349.80
  4. Step 4: Simplify right side
    336,000.96x = 50,082,221,264.53
  5. Step 5: Solve for x
    x = 50,082,221,264.53/336,000.96
  6. Step 6: Final answer
    x = 149,053.80

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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.