Home / 423,961.68-585,055.40-232,975.12

Finding the Fourth Proportional to 423,961.68, 585,055.40 and 232,975.12

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Solution

The fourth proportional to 423,961.68, 585,055.40 and 232,975.12 is: 321,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,961.68 : 585,055.40 = 232,975.12 : x
  2. Step 2: Convert to fraction form
    423,961.68/585,055.40 = 232,975.12/x
  3. Step 3: Cross multiply
    423,961.68x = 585,055.40 × 232,975.12
  4. Step 4: Simplify right side
    423,961.68x = 136,303,352,021.65
  5. Step 5: Solve for x
    x = 136,303,352,021.65/423,961.68
  6. Step 6: Final answer
    x = 321,499.23

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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.