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Finding the Fourth Proportional to 616,094.20, 923,147.70 and 349,060.60

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Solution

The fourth proportional to 616,094.20, 923,147.70 and 349,060.60 is: 523,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,094.20 : 923,147.70 = 349,060.60 : x
  2. Step 2: Convert to fraction form
    616,094.20/923,147.70 = 349,060.60/x
  3. Step 3: Cross multiply
    616,094.20x = 923,147.70 × 349,060.60
  4. Step 4: Simplify right side
    616,094.20x = 322,234,490,050.62
  5. Step 5: Solve for x
    x = 322,234,490,050.62/616,094.20
  6. Step 6: Final answer
    x = 523,027.96

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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.