Home / 419,864.04-579,383.31-236,130.12

Finding the Fourth Proportional to 419,864.04, 579,383.31 and 236,130.12

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Solution

The fourth proportional to 419,864.04, 579,383.31 and 236,130.12 is: 325,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,864.04 : 579,383.31 = 236,130.12 : x
  2. Step 2: Convert to fraction form
    419,864.04/579,383.31 = 236,130.12/x
  3. Step 3: Cross multiply
    419,864.04x = 579,383.31 × 236,130.12
  4. Step 4: Simplify right side
    419,864.04x = 136,809,850,516.30
  5. Step 5: Solve for x
    x = 136,809,850,516.30/419,864.04
  6. Step 6: Final answer
    x = 325,843.22

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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.