Home / 591,910.24-816,839.28-323,638.24

Finding the Fourth Proportional to 591,910.24, 816,839.28 and 323,638.24

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Solution

The fourth proportional to 591,910.24, 816,839.28 and 323,638.24 is: 446,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,910.24 : 816,839.28 = 323,638.24 : x
  2. Step 2: Convert to fraction form
    591,910.24/816,839.28 = 323,638.24/x
  3. Step 3: Cross multiply
    591,910.24x = 816,839.28 × 323,638.24
  4. Step 4: Simplify right side
    591,910.24x = 264,360,426,942.07
  5. Step 5: Solve for x
    x = 264,360,426,942.07/591,910.24
  6. Step 6: Final answer
    x = 446,622.49

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1.5x scale

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.