Home / 457,287.16-630,846.57-296,194

Finding the Fourth Proportional to 457,287.16, 630,846.57 and 296,194

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Solution

The fourth proportional to 457,287.16, 630,846.57 and 296,194 is: 408,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,287.16 : 630,846.57 = 296,194 : x
  2. Step 2: Convert to fraction form
    457,287.16/630,846.57 = 296,194/x
  3. Step 3: Cross multiply
    457,287.16x = 630,846.57 × 296,194
  4. Step 4: Simplify right side
    457,287.16x = 186,852,968,954.58
  5. Step 5: Solve for x
    x = 186,852,968,954.58/457,287.16
  6. Step 6: Final answer
    x = 408,611.89

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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.