Home / 463,733.56-640,552.62-383,485.24

Finding the Fourth Proportional to 463,733.56, 640,552.62 and 383,485.24

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Solution

The fourth proportional to 463,733.56, 640,552.62 and 383,485.24 is: 529,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,733.56 : 640,552.62 = 383,485.24 : x
  2. Step 2: Convert to fraction form
    463,733.56/640,552.62 = 383,485.24/x
  3. Step 3: Cross multiply
    463,733.56x = 640,552.62 × 383,485.24
  4. Step 4: Simplify right side
    463,733.56x = 245,642,475,213.33
  5. Step 5: Solve for x
    x = 245,642,475,213.33/463,733.56
  6. Step 6: Final answer
    x = 529,706.06

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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.