Home / 939,556.31-1,296,616.49-552,300.73

Finding the Fourth Proportional to 939,556.31, 1,296,616.49 and 552,300.73

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Solution

The fourth proportional to 939,556.31, 1,296,616.49 and 552,300.73 is: 762,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,556.31 : 1,296,616.49 = 552,300.73 : x
  2. Step 2: Convert to fraction form
    939,556.31/1,296,616.49 = 552,300.73/x
  3. Step 3: Cross multiply
    939,556.31x = 1,296,616.49 × 552,300.73
  4. Step 4: Simplify right side
    939,556.31x = 716,122,228,471.78
  5. Step 5: Solve for x
    x = 716,122,228,471.78/939,556.31
  6. Step 6: Final answer
    x = 762,191.92

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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.