Home / 626,540.75-939,917.23-216,098.61

Finding the Fourth Proportional to 626,540.75, 939,917.23 and 216,098.61

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Solution

The fourth proportional to 626,540.75, 939,917.23 and 216,098.61 is: 324,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,540.75 : 939,917.23 = 216,098.61 : x
  2. Step 2: Convert to fraction form
    626,540.75/939,917.23 = 216,098.61/x
  3. Step 3: Cross multiply
    626,540.75x = 939,917.23 × 216,098.61
  4. Step 4: Simplify right side
    626,540.75x = 203,114,806,918.05
  5. Step 5: Solve for x
    x = 203,114,806,918.05/626,540.75
  6. Step 6: Final answer
    x = 324,184.51

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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.