Home / 823,909.80-1,233,240.30-587,713.80

Finding the Fourth Proportional to 823,909.80, 1,233,240.30 and 587,713.80

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Solution

The fourth proportional to 823,909.80, 1,233,240.30 and 587,713.80 is: 879,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,909.80 : 1,233,240.30 = 587,713.80 : x
  2. Step 2: Convert to fraction form
    823,909.80/1,233,240.30 = 587,713.80/x
  3. Step 3: Cross multiply
    823,909.80x = 1,233,240.30 × 587,713.80
  4. Step 4: Simplify right side
    823,909.80x = 724,792,343,026.14
  5. Step 5: Solve for x
    x = 724,792,343,026.14/823,909.80
  6. Step 6: Final answer
    x = 879,698.66

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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.