Home / 886,674.32-1,223,618.64-504,725.84

Finding the Fourth Proportional to 886,674.32, 1,223,618.64 and 504,725.84

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Solution

The fourth proportional to 886,674.32, 1,223,618.64 and 504,725.84 is: 696,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,674.32 : 1,223,618.64 = 504,725.84 : x
  2. Step 2: Convert to fraction form
    886,674.32/1,223,618.64 = 504,725.84/x
  3. Step 3: Cross multiply
    886,674.32x = 1,223,618.64 × 504,725.84
  4. Step 4: Simplify right side
    886,674.32x = 617,591,945,913.66
  5. Step 5: Solve for x
    x = 617,591,945,913.66/886,674.32
  6. Step 6: Final answer
    x = 696,526.26

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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.