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Finding the Fourth Proportional to 506,790.53, 759,961.62 and 151,738.37

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Solution

The fourth proportional to 506,790.53, 759,961.62 and 151,738.37 is: 227,540.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,790.53 : 759,961.62 = 151,738.37 : x
  2. Step 2: Convert to fraction form
    506,790.53/759,961.62 = 151,738.37/x
  3. Step 3: Cross multiply
    506,790.53x = 759,961.62 × 151,738.37
  4. Step 4: Simplify right side
    506,790.53x = 115,315,333,681.55
  5. Step 5: Solve for x
    x = 115,315,333,681.55/506,790.53
  6. Step 6: Final answer
    x = 227,540.43

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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.