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Finding the Fourth Proportional to 373,270.20, 559,905.30 and 254,297.40

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Solution

The fourth proportional to 373,270.20, 559,905.30 and 254,297.40 is: 381,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,270.20 : 559,905.30 = 254,297.40 : x
  2. Step 2: Convert to fraction form
    373,270.20/559,905.30 = 254,297.40/x
  3. Step 3: Cross multiply
    373,270.20x = 559,905.30 × 254,297.40
  4. Step 4: Simplify right side
    373,270.20x = 142,382,462,036.22
  5. Step 5: Solve for x
    x = 142,382,462,036.22/373,270.20
  6. Step 6: Final answer
    x = 381,446.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.