Home / 248,696.40-372,607.20-204,081.60

Finding the Fourth Proportional to 248,696.40, 372,607.20 and 204,081.60

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Solution

The fourth proportional to 248,696.40, 372,607.20 and 204,081.60 is: 305,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,696.40 : 372,607.20 = 204,081.60 : x
  2. Step 2: Convert to fraction form
    248,696.40/372,607.20 = 204,081.60/x
  3. Step 3: Cross multiply
    248,696.40x = 372,607.20 × 204,081.60
  4. Step 4: Simplify right side
    248,696.40x = 76,042,273,547.52
  5. Step 5: Solve for x
    x = 76,042,273,547.52/248,696.40
  6. Step 6: Final answer
    x = 305,763.47

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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.