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Finding the Fourth Proportional to 268,347.26, 370,644 and 195,635

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Solution

The fourth proportional to 268,347.26, 370,644 and 195,635 is: 270,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,347.26 : 370,644 = 195,635 : x
  2. Step 2: Convert to fraction form
    268,347.26/370,644 = 195,635/x
  3. Step 3: Cross multiply
    268,347.26x = 370,644 × 195,635
  4. Step 4: Simplify right side
    268,347.26x = 72,510,938,940
  5. Step 5: Solve for x
    x = 72,510,938,940/268,347.26
  6. Step 6: Final answer
    x = 270,213.08

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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.