Home / 622,830.87-933,655.82-201,811.50

Finding the Fourth Proportional to 622,830.87, 933,655.82 and 201,811.50

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Solution

The fourth proportional to 622,830.87, 933,655.82 and 201,811.50 is: 302,525.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,830.87 : 933,655.82 = 201,811.50 : x
  2. Step 2: Convert to fraction form
    622,830.87/933,655.82 = 201,811.50/x
  3. Step 3: Cross multiply
    622,830.87x = 933,655.82 × 201,811.50
  4. Step 4: Simplify right side
    622,830.87x = 188,422,480,508.87
  5. Step 5: Solve for x
    x = 188,422,480,508.87/622,830.87
  6. Step 6: Final answer
    x = 302,525.92

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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.