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Finding the Fourth Proportional to 530,369.88, 795,433.32 and 151,283.40

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Solution

The fourth proportional to 530,369.88, 795,433.32 and 151,283.40 is: 226,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,369.88 : 795,433.32 = 151,283.40 : x
  2. Step 2: Convert to fraction form
    530,369.88/795,433.32 = 151,283.40/x
  3. Step 3: Cross multiply
    530,369.88x = 795,433.32 × 151,283.40
  4. Step 4: Simplify right side
    530,369.88x = 120,335,857,122.89
  5. Step 5: Solve for x
    x = 120,335,857,122.89/530,369.88
  6. Step 6: Final answer
    x = 226,890.44

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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.