Home / 550,720.38-826,080.60-195,748.40

Finding the Fourth Proportional to 550,720.38, 826,080.60 and 195,748.40

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Solution

The fourth proportional to 550,720.38, 826,080.60 and 195,748.40 is: 293,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,720.38 : 826,080.60 = 195,748.40 : x
  2. Step 2: Convert to fraction form
    550,720.38/826,080.60 = 195,748.40/x
  3. Step 3: Cross multiply
    550,720.38x = 826,080.60 × 195,748.40
  4. Step 4: Simplify right side
    550,720.38x = 161,703,955,721.04
  5. Step 5: Solve for x
    x = 161,703,955,721.04/550,720.38
  6. Step 6: Final answer
    x = 293,622.61

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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.