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Finding the Fourth Proportional to 574,016.04, 860,465.82 and 274,419

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Solution

The fourth proportional to 574,016.04, 860,465.82 and 274,419 is: 411,361.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,016.04 : 860,465.82 = 274,419 : x
  2. Step 2: Convert to fraction form
    574,016.04/860,465.82 = 274,419/x
  3. Step 3: Cross multiply
    574,016.04x = 860,465.82 × 274,419
  4. Step 4: Simplify right side
    574,016.04x = 236,128,169,858.58
  5. Step 5: Solve for x
    x = 236,128,169,858.58/574,016.04
  6. Step 6: Final answer
    x = 411,361.62

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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.