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Finding the Fourth Proportional to 320,205.24, 441,597.17 and 265,671.06

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Solution

The fourth proportional to 320,205.24, 441,597.17 and 265,671.06 is: 366,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,205.24 : 441,597.17 = 265,671.06 : x
  2. Step 2: Convert to fraction form
    320,205.24/441,597.17 = 265,671.06/x
  3. Step 3: Cross multiply
    320,205.24x = 441,597.17 × 265,671.06
  4. Step 4: Simplify right side
    320,205.24x = 117,319,586,918.55
  5. Step 5: Solve for x
    x = 117,319,586,918.55/320,205.24
  6. Step 6: Final answer
    x = 366,388.72

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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.