Home / 546,654.20-819,981.30-191,704.10

Finding the Fourth Proportional to 546,654.20, 819,981.30 and 191,704.10

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Solution

The fourth proportional to 546,654.20, 819,981.30 and 191,704.10 is: 287,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,654.20 : 819,981.30 = 191,704.10 : x
  2. Step 2: Convert to fraction form
    546,654.20/819,981.30 = 191,704.10/x
  3. Step 3: Cross multiply
    546,654.20x = 819,981.30 × 191,704.10
  4. Step 4: Simplify right side
    546,654.20x = 157,193,777,133.33
  5. Step 5: Solve for x
    x = 157,193,777,133.33/546,654.20
  6. Step 6: Final answer
    x = 287,556.15

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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.