Home / 628,836.21-943,400.52-179,563.23

Finding the Fourth Proportional to 628,836.21, 943,400.52 and 179,563.23

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Solution

The fourth proportional to 628,836.21, 943,400.52 and 179,563.23 is: 269,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,836.21 : 943,400.52 = 179,563.23 : x
  2. Step 2: Convert to fraction form
    628,836.21/943,400.52 = 179,563.23/x
  3. Step 3: Cross multiply
    628,836.21x = 943,400.52 × 179,563.23
  4. Step 4: Simplify right side
    628,836.21x = 169,400,044,554.88
  5. Step 5: Solve for x
    x = 169,400,044,554.88/628,836.21
  6. Step 6: Final answer
    x = 269,386.59

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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.