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Finding the Fourth Proportional to 562,007.50, 775,568.66 and 303,882.65

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Solution

The fourth proportional to 562,007.50, 775,568.66 and 303,882.65 is: 419,357.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,007.50 : 775,568.66 = 303,882.65 : x
  2. Step 2: Convert to fraction form
    562,007.50/775,568.66 = 303,882.65/x
  3. Step 3: Cross multiply
    562,007.50x = 775,568.66 × 303,882.65
  4. Step 4: Simplify right side
    562,007.50x = 235,681,858,138.34
  5. Step 5: Solve for x
    x = 235,681,858,138.34/562,007.50
  6. Step 6: Final answer
    x = 419,357.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.