Home / 619,241.34-928,822.70-219,829.52

Finding the Fourth Proportional to 619,241.34, 928,822.70 and 219,829.52

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Solution

The fourth proportional to 619,241.34, 928,822.70 and 219,829.52 is: 329,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,241.34 : 928,822.70 = 219,829.52 : x
  2. Step 2: Convert to fraction form
    619,241.34/928,822.70 = 219,829.52/x
  3. Step 3: Cross multiply
    619,241.34x = 928,822.70 × 219,829.52
  4. Step 4: Simplify right side
    619,241.34x = 204,182,648,306.10
  5. Step 5: Solve for x
    x = 204,182,648,306.10/619,241.34
  6. Step 6: Final answer
    x = 329,730.33

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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.