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Finding the Fourth Proportional to 383,751.66, 529,511.21 and 246,051.01

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Solution

The fourth proportional to 383,751.66, 529,511.21 and 246,051.01 is: 339,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,751.66 : 529,511.21 = 246,051.01 : x
  2. Step 2: Convert to fraction form
    383,751.66/529,511.21 = 246,051.01/x
  3. Step 3: Cross multiply
    383,751.66x = 529,511.21 × 246,051.01
  4. Step 4: Simplify right side
    383,751.66x = 130,286,765,379.27
  5. Step 5: Solve for x
    x = 130,286,765,379.27/383,751.66
  6. Step 6: Final answer
    x = 339,508.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.