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Finding the Fourth Proportional to 282,267.98, 389,515.30 and 167,551.46

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Solution

The fourth proportional to 282,267.98, 389,515.30 and 167,551.46 is: 231,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,267.98 : 389,515.30 = 167,551.46 : x
  2. Step 2: Convert to fraction form
    282,267.98/389,515.30 = 167,551.46/x
  3. Step 3: Cross multiply
    282,267.98x = 389,515.30 × 167,551.46
  4. Step 4: Simplify right side
    282,267.98x = 65,263,854,840.88
  5. Step 5: Solve for x
    x = 65,263,854,840.88/282,267.98
  6. Step 6: Final answer
    x = 231,212.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.