Home / 294,236.30-405,941.66-192,320.61

Finding the Fourth Proportional to 294,236.30, 405,941.66 and 192,320.61

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Solution

The fourth proportional to 294,236.30, 405,941.66 and 192,320.61 is: 265,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,236.30 : 405,941.66 = 192,320.61 : x
  2. Step 2: Convert to fraction form
    294,236.30/405,941.66 = 192,320.61/x
  3. Step 3: Cross multiply
    294,236.30x = 405,941.66 × 192,320.61
  4. Step 4: Simplify right side
    294,236.30x = 78,070,946,714.01
  5. Step 5: Solve for x
    x = 78,070,946,714.01/294,236.30
  6. Step 6: Final answer
    x = 265,334.18

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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.