Home / 558,851.06-837,770.44-388,153.37

Finding the Fourth Proportional to 558,851.06, 837,770.44 and 388,153.37

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Solution

The fourth proportional to 558,851.06, 837,770.44 and 388,153.37 is: 581,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,851.06 : 837,770.44 = 388,153.37 : x
  2. Step 2: Convert to fraction form
    558,851.06/837,770.44 = 388,153.37/x
  3. Step 3: Cross multiply
    558,851.06x = 837,770.44 × 388,153.37
  4. Step 4: Simplify right side
    558,851.06x = 325,183,417,554.79
  5. Step 5: Solve for x
    x = 325,183,417,554.79/558,851.06
  6. Step 6: Final answer
    x = 581,878.51

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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.