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Finding the Fourth Proportional to 262,760.98, 362,617.42 and 160,784.62

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Solution

The fourth proportional to 262,760.98, 362,617.42 and 160,784.62 is: 221,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,760.98 : 362,617.42 = 160,784.62 : x
  2. Step 2: Convert to fraction form
    262,760.98/362,617.42 = 160,784.62/x
  3. Step 3: Cross multiply
    262,760.98x = 362,617.42 × 160,784.62
  4. Step 4: Simplify right side
    262,760.98x = 58,303,304,080.08
  5. Step 5: Solve for x
    x = 58,303,304,080.08/262,760.98
  6. Step 6: Final answer
    x = 221,887.22

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Why These Related Problems?

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