Home / 979,843.43-1,352,250.45-544,310.48

Finding the Fourth Proportional to 979,843.43, 1,352,250.45 and 544,310.48

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Solution

The fourth proportional to 979,843.43, 1,352,250.45 and 544,310.48 is: 751,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,843.43 : 1,352,250.45 = 544,310.48 : x
  2. Step 2: Convert to fraction form
    979,843.43/1,352,250.45 = 544,310.48/x
  3. Step 3: Cross multiply
    979,843.43x = 1,352,250.45 × 544,310.48
  4. Step 4: Simplify right side
    979,843.43x = 736,044,094,900.34
  5. Step 5: Solve for x
    x = 736,044,094,900.34/979,843.43
  6. Step 6: Final answer
    x = 751,185.41

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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.