Home / 353,228.46-487,457.57-192,085.26

Finding the Fourth Proportional to 353,228.46, 487,457.57 and 192,085.26

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Solution

The fourth proportional to 353,228.46, 487,457.57 and 192,085.26 is: 265,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,228.46 : 487,457.57 = 192,085.26 : x
  2. Step 2: Convert to fraction form
    353,228.46/487,457.57 = 192,085.26/x
  3. Step 3: Cross multiply
    353,228.46x = 487,457.57 × 192,085.26
  4. Step 4: Simplify right side
    353,228.46x = 93,633,414,072.42
  5. Step 5: Solve for x
    x = 93,633,414,072.42/353,228.46
  6. Step 6: Final answer
    x = 265,078.91

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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.