Home / 980,405.63-1,352,992.59-544,841.34

Finding the Fourth Proportional to 980,405.63, 1,352,992.59 and 544,841.34

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Solution

The fourth proportional to 980,405.63, 1,352,992.59 and 544,841.34 is: 751,899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,405.63 : 1,352,992.59 = 544,841.34 : x
  2. Step 2: Convert to fraction form
    980,405.63/1,352,992.59 = 544,841.34/x
  3. Step 3: Cross multiply
    980,405.63x = 1,352,992.59 × 544,841.34
  4. Step 4: Simplify right side
    980,405.63x = 737,166,295,745.67
  5. Step 5: Solve for x
    x = 737,166,295,745.67/980,405.63
  6. Step 6: Final answer
    x = 751,899.29

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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.