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Finding the Fourth Proportional to 606,879.45, 910,647.23 and 269,972.10

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Solution

The fourth proportional to 606,879.45, 910,647.23 and 269,972.10 is: 405,104.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,879.45 : 910,647.23 = 269,972.10 : x
  2. Step 2: Convert to fraction form
    606,879.45/910,647.23 = 269,972.10/x
  3. Step 3: Cross multiply
    606,879.45x = 910,647.23 × 269,972.10
  4. Step 4: Simplify right side
    606,879.45x = 245,849,343,692.42
  5. Step 5: Solve for x
    x = 245,849,343,692.42/606,879.45
  6. Step 6: Final answer
    x = 405,104.08

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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.