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Finding the Fourth Proportional to 501,165.90, 751,738.05 and 333,758.70

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Solution

The fourth proportional to 501,165.90, 751,738.05 and 333,758.70 is: 500,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,165.90 : 751,738.05 = 333,758.70 : x
  2. Step 2: Convert to fraction form
    501,165.90/751,738.05 = 333,758.70/x
  3. Step 3: Cross multiply
    501,165.90x = 751,738.05 × 333,758.70
  4. Step 4: Simplify right side
    501,165.90x = 250,899,114,308.54
  5. Step 5: Solve for x
    x = 250,899,114,308.54/501,165.90
  6. Step 6: Final answer
    x = 500,630.86

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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.