Home / 619,239.33-928,819.71-219,827.52

Finding the Fourth Proportional to 619,239.33, 928,819.71 and 219,827.52

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Solution

The fourth proportional to 619,239.33, 928,819.71 and 219,827.52 is: 329,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,239.33 : 928,819.71 = 219,827.52 : x
  2. Step 2: Convert to fraction form
    619,239.33/928,819.71 = 219,827.52/x
  3. Step 3: Cross multiply
    619,239.33x = 928,819.71 × 219,827.52
  4. Step 4: Simplify right side
    619,239.33x = 204,180,133,376.42
  5. Step 5: Solve for x
    x = 204,180,133,376.42/619,239.33
  6. Step 6: Final answer
    x = 329,727.33

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1.5x scale

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.