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Finding the Fourth Proportional to 655,203.60, 982,804.86 and 181,888.74

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Solution

The fourth proportional to 655,203.60, 982,804.86 and 181,888.74 is: 272,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,203.60 : 982,804.86 = 181,888.74 : x
  2. Step 2: Convert to fraction form
    655,203.60/982,804.86 = 181,888.74/x
  3. Step 3: Cross multiply
    655,203.60x = 982,804.86 × 181,888.74
  4. Step 4: Simplify right side
    655,203.60x = 178,761,137,651.28
  5. Step 5: Solve for x
    x = 178,761,137,651.28/655,203.60
  6. Step 6: Final answer
    x = 272,832.96

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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.