Home / 622,811.20-934,447.20-202,100.80

Finding the Fourth Proportional to 622,811.20, 934,447.20 and 202,100.80

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Solution

The fourth proportional to 622,811.20, 934,447.20 and 202,100.80 is: 303,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,811.20 : 934,447.20 = 202,100.80 : x
  2. Step 2: Convert to fraction form
    622,811.20/934,447.20 = 202,100.80/x
  3. Step 3: Cross multiply
    622,811.20x = 934,447.20 × 202,100.80
  4. Step 4: Simplify right side
    622,811.20x = 188,852,526,677.76
  5. Step 5: Solve for x
    x = 188,852,526,677.76/622,811.20
  6. Step 6: Final answer
    x = 303,225.96

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1.5x scale

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.