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Finding the Fourth Proportional to 464,500.00, 640,858.65 and 270,863.96

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Solution

The fourth proportional to 464,500.00, 640,858.65 and 270,863.96 is: 373,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,500.00 : 640,858.65 = 270,863.96 : x
  2. Step 2: Convert to fraction form
    464,500.00/640,858.65 = 270,863.96/x
  3. Step 3: Cross multiply
    464,500.00x = 640,858.65 × 270,863.96
  4. Step 4: Simplify right side
    464,500.00x = 173,585,511,739.25
  5. Step 5: Solve for x
    x = 173,585,511,739.25/464,500.00
  6. Step 6: Final answer
    x = 373,704.01

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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.