Home / 554,738.54-831,610.26-199,504.13

Finding the Fourth Proportional to 554,738.54, 831,610.26 and 199,504.13

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Solution

The fourth proportional to 554,738.54, 831,610.26 and 199,504.13 is: 299,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,738.54 : 831,610.26 = 199,504.13 : x
  2. Step 2: Convert to fraction form
    554,738.54/831,610.26 = 199,504.13/x
  3. Step 3: Cross multiply
    554,738.54x = 831,610.26 × 199,504.13
  4. Step 4: Simplify right side
    554,738.54x = 165,909,677,262.32
  5. Step 5: Solve for x
    x = 165,909,677,262.32/554,738.54
  6. Step 6: Final answer
    x = 299,077.25

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1.5x scale

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.