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Finding the Fourth Proportional to 262,857.90, 362,366.22 and 187,275.18

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Solution

The fourth proportional to 262,857.90, 362,366.22 and 187,275.18 is: 258,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,857.90 : 362,366.22 = 187,275.18 : x
  2. Step 2: Convert to fraction form
    262,857.90/362,366.22 = 187,275.18/x
  3. Step 3: Cross multiply
    262,857.90x = 362,366.22 × 187,275.18
  4. Step 4: Simplify right side
    262,857.90x = 67,862,199,076.42
  5. Step 5: Solve for x
    x = 67,862,199,076.42/262,857.90
  6. Step 6: Final answer
    x = 258,170.67

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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.