Home / 550,708.32-759,887.28-324,323.04

Finding the Fourth Proportional to 550,708.32, 759,887.28 and 324,323.04

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Solution

The fourth proportional to 550,708.32, 759,887.28 and 324,323.04 is: 447,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,708.32 : 759,887.28 = 324,323.04 : x
  2. Step 2: Convert to fraction form
    550,708.32/759,887.28 = 324,323.04/x
  3. Step 3: Cross multiply
    550,708.32x = 759,887.28 × 324,323.04
  4. Step 4: Simplify right side
    550,708.32x = 246,448,952,706.93
  5. Step 5: Solve for x
    x = 246,448,952,706.93/550,708.32
  6. Step 6: Final answer
    x = 447,512.67

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Why These Related Problems?

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