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Finding the Fourth Proportional to 270,704.45, 373,567.62 and 149,843.15

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Solution

The fourth proportional to 270,704.45, 373,567.62 and 149,843.15 is: 206,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,704.45 : 373,567.62 = 149,843.15 : x
  2. Step 2: Convert to fraction form
    270,704.45/373,567.62 = 149,843.15/x
  3. Step 3: Cross multiply
    270,704.45x = 373,567.62 × 149,843.15
  4. Step 4: Simplify right side
    270,704.45x = 55,976,547,050.96
  5. Step 5: Solve for x
    x = 55,976,547,050.96/270,704.45
  6. Step 6: Final answer
    x = 206,781.04

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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.