Home / 886,120.84-1,222,831.11-504,139.42

Finding the Fourth Proportional to 886,120.84, 1,222,831.11 and 504,139.42

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Solution

The fourth proportional to 886,120.84, 1,222,831.11 and 504,139.42 is: 695,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,120.84 : 1,222,831.11 = 504,139.42 : x
  2. Step 2: Convert to fraction form
    886,120.84/1,222,831.11 = 504,139.42/x
  3. Step 3: Cross multiply
    886,120.84x = 1,222,831.11 × 504,139.42
  4. Step 4: Simplify right side
    886,120.84x = 616,477,366,553.36
  5. Step 5: Solve for x
    x = 616,477,366,553.36/886,120.84
  6. Step 6: Final answer
    x = 695,703.50

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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.