Home / 760,923.25-1,141,115.67-221,067.24

Finding the Fourth Proportional to 760,923.25, 1,141,115.67 and 221,067.24

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Solution

The fourth proportional to 760,923.25, 1,141,115.67 and 221,067.24 is: 331,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,923.25 : 1,141,115.67 = 221,067.24 : x
  2. Step 2: Convert to fraction form
    760,923.25/1,141,115.67 = 221,067.24/x
  3. Step 3: Cross multiply
    760,923.25x = 1,141,115.67 × 221,067.24
  4. Step 4: Simplify right side
    760,923.25x = 252,263,291,687.65
  5. Step 5: Solve for x
    x = 252,263,291,687.65/760,923.25
  6. Step 6: Final answer
    x = 331,522.65

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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.