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Finding the Fourth Proportional to 340,393.22, 469,805.63 and 197,153.22

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Solution

The fourth proportional to 340,393.22, 469,805.63 and 197,153.22 is: 272,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,393.22 : 469,805.63 = 197,153.22 : x
  2. Step 2: Convert to fraction form
    340,393.22/469,805.63 = 197,153.22/x
  3. Step 3: Cross multiply
    340,393.22x = 469,805.63 × 197,153.22
  4. Step 4: Simplify right side
    340,393.22x = 92,623,692,728.63
  5. Step 5: Solve for x
    x = 92,623,692,728.63/340,393.22
  6. Step 6: Final answer
    x = 272,107.92

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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.