Home / 294,828.66-442,240.56-84,466.80

Finding the Fourth Proportional to 294,828.66, 442,240.56 and 84,466.80

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Solution

The fourth proportional to 294,828.66, 442,240.56 and 84,466.80 is: 126,699.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,828.66 : 442,240.56 = 84,466.80 : x
  2. Step 2: Convert to fraction form
    294,828.66/442,240.56 = 84,466.80/x
  3. Step 3: Cross multiply
    294,828.66x = 442,240.56 × 84,466.80
  4. Step 4: Simplify right side
    294,828.66x = 37,354,644,933.41
  5. Step 5: Solve for x
    x = 37,354,644,933.41/294,828.66
  6. Step 6: Final answer
    x = 126,699.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.