Home / 809,796.10-1,214,569.60-270,061.83

Finding the Fourth Proportional to 809,796.10, 1,214,569.60 and 270,061.83

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Solution

The fourth proportional to 809,796.10, 1,214,569.60 and 270,061.83 is: 405,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,796.10 : 1,214,569.60 = 270,061.83 : x
  2. Step 2: Convert to fraction form
    809,796.10/1,214,569.60 = 270,061.83/x
  3. Step 3: Cross multiply
    809,796.10x = 1,214,569.60 × 270,061.83
  4. Step 4: Simplify right side
    809,796.10x = 328,008,888,838.37
  5. Step 5: Solve for x
    x = 328,008,888,838.37/809,796.10
  6. Step 6: Final answer
    x = 405,051.21

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1.5x scale

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.