Home / 886,698.32-1,223,651.76-504,749.84

Finding the Fourth Proportional to 886,698.32, 1,223,651.76 and 504,749.84

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Solution

The fourth proportional to 886,698.32, 1,223,651.76 and 504,749.84 is: 696,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,698.32 : 1,223,651.76 = 504,749.84 : x
  2. Step 2: Convert to fraction form
    886,698.32/1,223,651.76 = 504,749.84/x
  3. Step 3: Cross multiply
    886,698.32x = 1,223,651.76 × 504,749.84
  4. Step 4: Simplify right side
    886,698.32x = 617,638,030,075.72
  5. Step 5: Solve for x
    x = 617,638,030,075.72/886,698.32
  6. Step 6: Final answer
    x = 696,559.38

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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.