Home / 394,806.02-544,581.49-258,848.77

Finding the Fourth Proportional to 394,806.02, 544,581.49 and 258,848.77

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Solution

The fourth proportional to 394,806.02, 544,581.49 and 258,848.77 is: 357,046.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,806.02 : 544,581.49 = 258,848.77 : x
  2. Step 2: Convert to fraction form
    394,806.02/544,581.49 = 258,848.77/x
  3. Step 3: Cross multiply
    394,806.02x = 544,581.49 × 258,848.77
  4. Step 4: Simplify right side
    394,806.02x = 140,964,248,851.27
  5. Step 5: Solve for x
    x = 140,964,248,851.27/394,806.02
  6. Step 6: Final answer
    x = 357,046.86

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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.