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Finding the Fourth Proportional to 655,098.10, 982,647.18 and 181,783.63

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Solution

The fourth proportional to 655,098.10, 982,647.18 and 181,783.63 is: 272,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,098.10 : 982,647.18 = 181,783.63 : x
  2. Step 2: Convert to fraction form
    655,098.10/982,647.18 = 181,783.63/x
  3. Step 3: Cross multiply
    655,098.10x = 982,647.18 × 181,783.63
  4. Step 4: Simplify right side
    655,098.10x = 178,629,171,389.66
  5. Step 5: Solve for x
    x = 178,629,171,389.66/655,098.10
  6. Step 6: Final answer
    x = 272,675.45

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Similar ratio
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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.