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Finding the Fourth Proportional to 234,484.89, 323,589.44 and 127,054.89

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Solution

The fourth proportional to 234,484.89, 323,589.44 and 127,054.89 is: 175,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,484.89 : 323,589.44 = 127,054.89 : x
  2. Step 2: Convert to fraction form
    234,484.89/323,589.44 = 127,054.89/x
  3. Step 3: Cross multiply
    234,484.89x = 323,589.44 × 127,054.89
  4. Step 4: Simplify right side
    234,484.89x = 41,113,620,704.36
  5. Step 5: Solve for x
    x = 41,113,620,704.36/234,484.89
  6. Step 6: Final answer
    x = 175,335.91

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1.5x scale

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.