Home / 886,816.69-1,223,811.97-484,408.69

Finding the Fourth Proportional to 886,816.69, 1,223,811.97 and 484,408.69

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Solution

The fourth proportional to 886,816.69, 1,223,811.97 and 484,408.69 is: 668,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,816.69 : 1,223,811.97 = 484,408.69 : x
  2. Step 2: Convert to fraction form
    886,816.69/1,223,811.97 = 484,408.69/x
  3. Step 3: Cross multiply
    886,816.69x = 1,223,811.97 × 484,408.69
  4. Step 4: Simplify right side
    886,816.69x = 592,825,148,923.47
  5. Step 5: Solve for x
    x = 592,825,148,923.47/886,816.69
  6. Step 6: Final answer
    x = 668,486.69

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Double scale
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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.