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Finding the Fourth Proportional to 273,441.76, 410,191.92 and 115,686.16

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Solution

The fourth proportional to 273,441.76, 410,191.92 and 115,686.16 is: 173,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,441.76 : 410,191.92 = 115,686.16 : x
  2. Step 2: Convert to fraction form
    273,441.76/410,191.92 = 115,686.16/x
  3. Step 3: Cross multiply
    273,441.76x = 410,191.92 × 115,686.16
  4. Step 4: Simplify right side
    273,441.76x = 47,453,528,087.83
  5. Step 5: Solve for x
    x = 47,453,528,087.83/273,441.76
  6. Step 6: Final answer
    x = 173,541.63

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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.