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Finding the Fourth Proportional to 504,084.60, 695,630.35 and 274,651.44

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Solution

The fourth proportional to 504,084.60, 695,630.35 and 274,651.44 is: 379,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,084.60 : 695,630.35 = 274,651.44 : x
  2. Step 2: Convert to fraction form
    504,084.60/695,630.35 = 274,651.44/x
  3. Step 3: Cross multiply
    504,084.60x = 695,630.35 × 274,651.44
  4. Step 4: Simplify right side
    504,084.60x = 191,055,878,287.93
  5. Step 5: Solve for x
    x = 191,055,878,287.93/504,084.60
  6. Step 6: Final answer
    x = 379,015.50

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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.