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Finding the Fourth Proportional to 633,515.61, 950,265.39 and 153,747.37

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Solution

The fourth proportional to 633,515.61, 950,265.39 and 153,747.37 is: 230,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,515.61 : 950,265.39 = 153,747.37 : x
  2. Step 2: Convert to fraction form
    633,515.61/950,265.39 = 153,747.37/x
  3. Step 3: Cross multiply
    633,515.61x = 950,265.39 × 153,747.37
  4. Step 4: Simplify right side
    633,515.61x = 146,100,800,068.84
  5. Step 5: Solve for x
    x = 146,100,800,068.84/633,515.61
  6. Step 6: Final answer
    x = 230,619.10

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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.