Home / 431,172.51-594,979.47-240,181.80

Finding the Fourth Proportional to 431,172.51, 594,979.47 and 240,181.80

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Solution

The fourth proportional to 431,172.51, 594,979.47 and 240,181.80 is: 331,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,172.51 : 594,979.47 = 240,181.80 : x
  2. Step 2: Convert to fraction form
    431,172.51/594,979.47 = 240,181.80/x
  3. Step 3: Cross multiply
    431,172.51x = 594,979.47 × 240,181.80
  4. Step 4: Simplify right side
    431,172.51x = 142,903,240,067.65
  5. Step 5: Solve for x
    x = 142,903,240,067.65/431,172.51
  6. Step 6: Final answer
    x = 331,429.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.