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Finding the Fourth Proportional to 373,376.01, 560,063.07 and 298,143.75

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Solution

The fourth proportional to 373,376.01, 560,063.07 and 298,143.75 is: 447,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,376.01 : 560,063.07 = 298,143.75 : x
  2. Step 2: Convert to fraction form
    373,376.01/560,063.07 = 298,143.75/x
  3. Step 3: Cross multiply
    373,376.01x = 560,063.07 × 298,143.75
  4. Step 4: Simplify right side
    373,376.01x = 166,979,303,926.31
  5. Step 5: Solve for x
    x = 166,979,303,926.31/373,376.01
  6. Step 6: Final answer
    x = 447,214.87

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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.