Home / 350,499.05-483,850.14-205,284.68

Finding the Fourth Proportional to 350,499.05, 483,850.14 and 205,284.68

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Solution

The fourth proportional to 350,499.05, 483,850.14 and 205,284.68 is: 283,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,499.05 : 483,850.14 = 205,284.68 : x
  2. Step 2: Convert to fraction form
    350,499.05/483,850.14 = 205,284.68/x
  3. Step 3: Cross multiply
    350,499.05x = 483,850.14 × 205,284.68
  4. Step 4: Simplify right side
    350,499.05x = 99,327,018,738.60
  5. Step 5: Solve for x
    x = 99,327,018,738.60/350,499.05
  6. Step 6: Final answer
    x = 283,387.42

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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.