Home / 379,894.23-524,357.69-236,569.59

Finding the Fourth Proportional to 379,894.23, 524,357.69 and 236,569.59

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Solution

The fourth proportional to 379,894.23, 524,357.69 and 236,569.59 is: 326,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,894.23 : 524,357.69 = 236,569.59 : x
  2. Step 2: Convert to fraction form
    379,894.23/524,357.69 = 236,569.59/x
  3. Step 3: Cross multiply
    379,894.23x = 524,357.69 × 236,569.59
  4. Step 4: Simplify right side
    379,894.23x = 124,047,082,553.80
  5. Step 5: Solve for x
    x = 124,047,082,553.80/379,894.23
  6. Step 6: Final answer
    x = 326,530.58

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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.