Home / 769,470.66-1,154,330.06-236,991.51

Finding the Fourth Proportional to 769,470.66, 1,154,330.06 and 236,991.51

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Solution

The fourth proportional to 769,470.66, 1,154,330.06 and 236,991.51 is: 355,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,470.66 : 1,154,330.06 = 236,991.51 : x
  2. Step 2: Convert to fraction form
    769,470.66/1,154,330.06 = 236,991.51/x
  3. Step 3: Cross multiply
    769,470.66x = 1,154,330.06 × 236,991.51
  4. Step 4: Simplify right side
    769,470.66x = 273,566,422,772.83
  5. Step 5: Solve for x
    x = 273,566,422,772.83/769,470.66
  6. Step 6: Final answer
    x = 355,525.48

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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.