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Finding the Fourth Proportional to 610,868.06, 915,933.93 and 273,847.70

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Solution

The fourth proportional to 610,868.06, 915,933.93 and 273,847.70 is: 410,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,868.06 : 915,933.93 = 273,847.70 : x
  2. Step 2: Convert to fraction form
    610,868.06/915,933.93 = 273,847.70/x
  3. Step 3: Cross multiply
    610,868.06x = 915,933.93 × 273,847.70
  4. Step 4: Simplify right side
    610,868.06x = 250,826,400,082.46
  5. Step 5: Solve for x
    x = 250,826,400,082.46/610,868.06
  6. Step 6: Final answer
    x = 410,606.51

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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.