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Finding the Fourth Proportional to 362,570.58, 543,395.79 and 204,887.34

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Solution

The fourth proportional to 362,570.58, 543,395.79 and 204,887.34 is: 307,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,570.58 : 543,395.79 = 204,887.34 : x
  2. Step 2: Convert to fraction form
    362,570.58/543,395.79 = 204,887.34/x
  3. Step 3: Cross multiply
    362,570.58x = 543,395.79 × 204,887.34
  4. Step 4: Simplify right side
    362,570.58x = 111,334,917,980.30
  5. Step 5: Solve for x
    x = 111,334,917,980.30/362,570.58
  6. Step 6: Final answer
    x = 307,071.02

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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.