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Finding the Fourth Proportional to 509,149.60, 763,640.44 and 167,597.43

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Solution

The fourth proportional to 509,149.60, 763,640.44 and 167,597.43 is: 251,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,149.60 : 763,640.44 = 167,597.43 : x
  2. Step 2: Convert to fraction form
    509,149.60/763,640.44 = 167,597.43/x
  3. Step 3: Cross multiply
    509,149.60x = 763,640.44 × 167,597.43
  4. Step 4: Simplify right side
    509,149.60x = 127,984,176,200.90
  5. Step 5: Solve for x
    x = 127,984,176,200.90/509,149.60
  6. Step 6: Final answer
    x = 251,368.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.