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Finding the Fourth Proportional to 427,704.51, 590,363.70 and 246,537.54

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Solution

The fourth proportional to 427,704.51, 590,363.70 and 246,537.54 is: 340,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,704.51 : 590,363.70 = 246,537.54 : x
  2. Step 2: Convert to fraction form
    427,704.51/590,363.70 = 246,537.54/x
  3. Step 3: Cross multiply
    427,704.51x = 590,363.70 × 246,537.54
  4. Step 4: Simplify right side
    427,704.51x = 145,546,814,303.30
  5. Step 5: Solve for x
    x = 145,546,814,303.30/427,704.51
  6. Step 6: Final answer
    x = 340,297.59

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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.