Home / 350,542.40-483,676.32-207,306.56

Finding the Fourth Proportional to 350,542.40, 483,676.32 and 207,306.56

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Solution

The fourth proportional to 350,542.40, 483,676.32 and 207,306.56 is: 286,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,542.40 : 483,676.32 = 207,306.56 : x
  2. Step 2: Convert to fraction form
    350,542.40/483,676.32 = 207,306.56/x
  3. Step 3: Cross multiply
    350,542.40x = 483,676.32 × 207,306.56
  4. Step 4: Simplify right side
    350,542.40x = 100,269,274,052.66
  5. Step 5: Solve for x
    x = 100,269,274,052.66/350,542.40
  6. Step 6: Final answer
    x = 286,040.36

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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.