Home / 550,681.23-826,021.90-195,709.26

Finding the Fourth Proportional to 550,681.23, 826,021.90 and 195,709.26

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Solution

The fourth proportional to 550,681.23, 826,021.90 and 195,709.26 is: 293,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,681.23 : 826,021.90 = 195,709.26 : x
  2. Step 2: Convert to fraction form
    550,681.23/826,021.90 = 195,709.26/x
  3. Step 3: Cross multiply
    550,681.23x = 826,021.90 × 195,709.26
  4. Step 4: Simplify right side
    550,681.23x = 161,660,138,135.01
  5. Step 5: Solve for x
    x = 161,660,138,135.01/550,681.23
  6. Step 6: Final answer
    x = 293,563.91

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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.