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Finding the Fourth Proportional to 368,026.92, 552,040.33 and 118,708.92

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Solution

The fourth proportional to 368,026.92, 552,040.33 and 118,708.92 is: 178,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,026.92 : 552,040.33 = 118,708.92 : x
  2. Step 2: Convert to fraction form
    368,026.92/552,040.33 = 118,708.92/x
  3. Step 3: Cross multiply
    368,026.92x = 552,040.33 × 118,708.92
  4. Step 4: Simplify right side
    368,026.92x = 65,532,111,370.74
  5. Step 5: Solve for x
    x = 65,532,111,370.74/368,026.92
  6. Step 6: Final answer
    x = 178,063.36

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Why These Related Problems?

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