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Finding the Fourth Proportional to 350,486.19, 483,680.97 and 195,441.06

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Solution

The fourth proportional to 350,486.19, 483,680.97 and 195,441.06 is: 269,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,486.19 : 483,680.97 = 195,441.06 : x
  2. Step 2: Convert to fraction form
    350,486.19/483,680.97 = 195,441.06/x
  3. Step 3: Cross multiply
    350,486.19x = 483,680.97 × 195,441.06
  4. Step 4: Simplify right side
    350,486.19x = 94,531,121,478.63
  5. Step 5: Solve for x
    x = 94,531,121,478.63/350,486.19
  6. Step 6: Final answer
    x = 269,714.25

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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.