Home / 886,633.20-1,328,077.80-587,257.20

Finding the Fourth Proportional to 886,633.20, 1,328,077.80 and 587,257.20

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Solution

The fourth proportional to 886,633.20, 1,328,077.80 and 587,257.20 is: 879,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,633.20 : 1,328,077.80 = 587,257.20 : x
  2. Step 2: Convert to fraction form
    886,633.20/1,328,077.80 = 587,257.20/x
  3. Step 3: Cross multiply
    886,633.20x = 1,328,077.80 × 587,257.20
  4. Step 4: Simplify right side
    886,633.20x = 779,923,250,210.16
  5. Step 5: Solve for x
    x = 779,923,250,210.16/886,633.20
  6. Step 6: Final answer
    x = 879,645.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.