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Finding the Fourth Proportional to 557,620.56, 835,960.68 and 241,839.72

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Solution

The fourth proportional to 557,620.56, 835,960.68 and 241,839.72 is: 362,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,620.56 : 835,960.68 = 241,839.72 : x
  2. Step 2: Convert to fraction form
    557,620.56/835,960.68 = 241,839.72/x
  3. Step 3: Cross multiply
    557,620.56x = 835,960.68 × 241,839.72
  4. Step 4: Simplify right side
    557,620.56x = 202,168,496,782.21
  5. Step 5: Solve for x
    x = 202,168,496,782.21/557,620.56
  6. Step 6: Final answer
    x = 362,555.67

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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.