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Finding the Fourth Proportional to 573,249.54, 859,996.60 and 194,156.98

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Solution

The fourth proportional to 573,249.54, 859,996.60 and 194,156.98 is: 291,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,249.54 : 859,996.60 = 194,156.98 : x
  2. Step 2: Convert to fraction form
    573,249.54/859,996.60 = 194,156.98/x
  3. Step 3: Cross multiply
    573,249.54x = 859,996.60 × 194,156.98
  4. Step 4: Simplify right side
    573,249.54x = 166,974,342,666.27
  5. Step 5: Solve for x
    x = 166,974,342,666.27/573,249.54
  6. Step 6: Final answer
    x = 291,276.89

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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.