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Finding the Fourth Proportional to 806,716.50, 1,210,074.84 and 245,751

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Solution

The fourth proportional to 806,716.50, 1,210,074.84 and 245,751 is: 368,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,716.50 : 1,210,074.84 = 245,751 : x
  2. Step 2: Convert to fraction form
    806,716.50/1,210,074.84 = 245,751/x
  3. Step 3: Cross multiply
    806,716.50x = 1,210,074.84 × 245,751
  4. Step 4: Simplify right side
    806,716.50x = 297,377,102,004.84
  5. Step 5: Solve for x
    x = 297,377,102,004.84/806,716.50
  6. Step 6: Final answer
    x = 368,626.53

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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.