Home / 619,040.38-928,768.29-239,973.47

Finding the Fourth Proportional to 619,040.38, 928,768.29 and 239,973.47

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Solution

The fourth proportional to 619,040.38, 928,768.29 and 239,973.47 is: 360,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,040.38 : 928,768.29 = 239,973.47 : x
  2. Step 2: Convert to fraction form
    619,040.38/928,768.29 = 239,973.47/x
  3. Step 3: Cross multiply
    619,040.38x = 928,768.29 × 239,973.47
  4. Step 4: Simplify right side
    619,040.38x = 222,879,749,377.27
  5. Step 5: Solve for x
    x = 222,879,749,377.27/619,040.38
  6. Step 6: Final answer
    x = 360,040.73

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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.