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Finding the Fourth Proportional to 655,771.77, 983,692.75 and 206,527.62

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Solution

The fourth proportional to 655,771.77, 983,692.75 and 206,527.62 is: 309,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,771.77 : 983,692.75 = 206,527.62 : x
  2. Step 2: Convert to fraction form
    655,771.77/983,692.75 = 206,527.62/x
  3. Step 3: Cross multiply
    655,771.77x = 983,692.75 × 206,527.62
  4. Step 4: Simplify right side
    655,771.77x = 203,159,722,468.76
  5. Step 5: Solve for x
    x = 203,159,722,468.76/655,771.77
  6. Step 6: Final answer
    x = 309,802.48

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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.