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Finding the Fourth Proportional to 370,908.80, 556,363.20 and 244,609.55

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Solution

The fourth proportional to 370,908.80, 556,363.20 and 244,609.55 is: 366,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,908.80 : 556,363.20 = 244,609.55 : x
  2. Step 2: Convert to fraction form
    370,908.80/556,363.20 = 244,609.55/x
  3. Step 3: Cross multiply
    370,908.80x = 556,363.20 × 244,609.55
  4. Step 4: Simplify right side
    370,908.80x = 136,091,751,988.56
  5. Step 5: Solve for x
    x = 136,091,751,988.56/370,908.80
  6. Step 6: Final answer
    x = 366,914.33

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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.