Home / 550,681.81-826,022.75-195,709.84

Finding the Fourth Proportional to 550,681.81, 826,022.75 and 195,709.84

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Solution

The fourth proportional to 550,681.81, 826,022.75 and 195,709.84 is: 293,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,681.81 : 826,022.75 = 195,709.84 : x
  2. Step 2: Convert to fraction form
    550,681.81/826,022.75 = 195,709.84/x
  3. Step 3: Cross multiply
    550,681.81x = 826,022.75 × 195,709.84
  4. Step 4: Simplify right side
    550,681.81x = 161,660,777,195.25
  5. Step 5: Solve for x
    x = 161,660,777,195.25/550,681.81
  6. Step 6: Final answer
    x = 293,564.77

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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.