Home / 379,834.35-524,228.27-236,640.53

Finding the Fourth Proportional to 379,834.35, 524,228.27 and 236,640.53

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Solution

The fourth proportional to 379,834.35, 524,228.27 and 236,640.53 is: 326,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,834.35 : 524,228.27 = 236,640.53 : x
  2. Step 2: Convert to fraction form
    379,834.35/524,228.27 = 236,640.53/x
  3. Step 3: Cross multiply
    379,834.35x = 524,228.27 × 236,640.53
  4. Step 4: Simplify right side
    379,834.35x = 124,053,651,849.44
  5. Step 5: Solve for x
    x = 124,053,651,849.44/379,834.35
  6. Step 6: Final answer
    x = 326,599.35

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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.