Home / 682,488.96-941,831.92-376,584.36

Finding the Fourth Proportional to 682,488.96, 941,831.92 and 376,584.36

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Solution

The fourth proportional to 682,488.96, 941,831.92 and 376,584.36 is: 519,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,488.96 : 941,831.92 = 376,584.36 : x
  2. Step 2: Convert to fraction form
    682,488.96/941,831.92 = 376,584.36/x
  3. Step 3: Cross multiply
    682,488.96x = 941,831.92 × 376,584.36
  4. Step 4: Simplify right side
    682,488.96x = 354,679,170,820.77
  5. Step 5: Solve for x
    x = 354,679,170,820.77/682,488.96
  6. Step 6: Final answer
    x = 519,684.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.