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Finding the Fourth Proportional to 656,891.82, 983,418.57 and 593,857.62

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Solution

The fourth proportional to 656,891.82, 983,418.57 and 593,857.62 is: 889,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,891.82 : 983,418.57 = 593,857.62 : x
  2. Step 2: Convert to fraction form
    656,891.82/983,418.57 = 593,857.62/x
  3. Step 3: Cross multiply
    656,891.82x = 983,418.57 × 593,857.62
  4. Step 4: Simplify right side
    656,891.82x = 584,010,611,444.00
  5. Step 5: Solve for x
    x = 584,010,611,444.00/656,891.82
  6. Step 6: Final answer
    x = 889,051.43

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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.