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Finding the Fourth Proportional to 367,354.17, 550,864.89 and 130,703.04

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Solution

The fourth proportional to 367,354.17, 550,864.89 and 130,703.04 is: 195,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,354.17 : 550,864.89 = 130,703.04 : x
  2. Step 2: Convert to fraction form
    367,354.17/550,864.89 = 130,703.04/x
  3. Step 3: Cross multiply
    367,354.17x = 550,864.89 × 130,703.04
  4. Step 4: Simplify right side
    367,354.17x = 71,999,715,752.27
  5. Step 5: Solve for x
    x = 71,999,715,752.27/367,354.17
  6. Step 6: Final answer
    x = 195,995.37

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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.