Home / 370,022.40-554,480.64-203,581.44

Finding the Fourth Proportional to 370,022.40, 554,480.64 and 203,581.44

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Solution

The fourth proportional to 370,022.40, 554,480.64 and 203,581.44 is: 305,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,022.40 : 554,480.64 = 203,581.44 : x
  2. Step 2: Convert to fraction form
    370,022.40/554,480.64 = 203,581.44/x
  3. Step 3: Cross multiply
    370,022.40x = 554,480.64 × 203,581.44
  4. Step 4: Simplify right side
    370,022.40x = 112,881,967,143.32
  5. Step 5: Solve for x
    x = 112,881,967,143.32/370,022.40
  6. Step 6: Final answer
    x = 305,067.93

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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.