Home / 886,633.04-1,223,554.95-504,659.81

Finding the Fourth Proportional to 886,633.04, 1,223,554.95 and 504,659.81

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Solution

The fourth proportional to 886,633.04, 1,223,554.95 and 504,659.81 is: 696,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,633.04 : 1,223,554.95 = 504,659.81 : x
  2. Step 2: Convert to fraction form
    886,633.04/1,223,554.95 = 504,659.81/x
  3. Step 3: Cross multiply
    886,633.04x = 1,223,554.95 × 504,659.81
  4. Step 4: Simplify right side
    886,633.04x = 617,479,011,650.45
  5. Step 5: Solve for x
    x = 617,479,011,650.45/886,633.04
  6. Step 6: Final answer
    x = 696,431.31

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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.