Home / 456,786.09-630,348.66-252,837.41

Finding the Fourth Proportional to 456,786.09, 630,348.66 and 252,837.41

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Solution

The fourth proportional to 456,786.09, 630,348.66 and 252,837.41 is: 348,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,786.09 : 630,348.66 = 252,837.41 : x
  2. Step 2: Convert to fraction form
    456,786.09/630,348.66 = 252,837.41/x
  3. Step 3: Cross multiply
    456,786.09x = 630,348.66 × 252,837.41
  4. Step 4: Simplify right side
    456,786.09x = 159,375,719,439.63
  5. Step 5: Solve for x
    x = 159,375,719,439.63/456,786.09
  6. Step 6: Final answer
    x = 348,906.68

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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.