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Finding the Fourth Proportional to 274,953.80, 412,461.85 and 246,700.27

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Solution

The fourth proportional to 274,953.80, 412,461.85 and 246,700.27 is: 370,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,953.80 : 412,461.85 = 246,700.27 : x
  2. Step 2: Convert to fraction form
    274,953.80/412,461.85 = 246,700.27/x
  3. Step 3: Cross multiply
    274,953.80x = 412,461.85 × 246,700.27
  4. Step 4: Simplify right side
    274,953.80x = 101,754,450,583.65
  5. Step 5: Solve for x
    x = 101,754,450,583.65/274,953.80
  6. Step 6: Final answer
    x = 370,078.35

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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.