Home / 294,028.48-405,883.32-198,664.24

Finding the Fourth Proportional to 294,028.48, 405,883.32 and 198,664.24

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Solution

The fourth proportional to 294,028.48, 405,883.32 and 198,664.24 is: 274,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,028.48 : 405,883.32 = 198,664.24 : x
  2. Step 2: Convert to fraction form
    294,028.48/405,883.32 = 198,664.24/x
  3. Step 3: Cross multiply
    294,028.48x = 405,883.32 × 198,664.24
  4. Step 4: Simplify right side
    294,028.48x = 80,634,501,296.48
  5. Step 5: Solve for x
    x = 80,634,501,296.48/294,028.48
  6. Step 6: Final answer
    x = 274,240.45

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1.5x scale

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.