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Finding the Fourth Proportional to 573,247.53, 859,993.61 and 194,154.98

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Solution

The fourth proportional to 573,247.53, 859,993.61 and 194,154.98 is: 291,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,247.53 : 859,993.61 = 194,154.98 : x
  2. Step 2: Convert to fraction form
    573,247.53/859,993.61 = 194,154.98/x
  3. Step 3: Cross multiply
    573,247.53x = 859,993.61 × 194,154.98
  4. Step 4: Simplify right side
    573,247.53x = 166,972,036,878.94
  5. Step 5: Solve for x
    x = 166,972,036,878.94/573,247.53
  6. Step 6: Final answer
    x = 291,273.89

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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.