Home / 785,163.06-1,083,525.24-440,999.52

Finding the Fourth Proportional to 785,163.06, 1,083,525.24 and 440,999.52

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Solution

The fourth proportional to 785,163.06, 1,083,525.24 and 440,999.52 is: 608,579.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,163.06 : 1,083,525.24 = 440,999.52 : x
  2. Step 2: Convert to fraction form
    785,163.06/1,083,525.24 = 440,999.52/x
  3. Step 3: Cross multiply
    785,163.06x = 1,083,525.24 × 440,999.52
  4. Step 4: Simplify right side
    785,163.06x = 477,834,110,747.89
  5. Step 5: Solve for x
    x = 477,834,110,747.89/785,163.06
  6. Step 6: Final answer
    x = 608,579.46

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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.