Home / 626,191.37-939,284.74-226,738.72

Finding the Fourth Proportional to 626,191.37, 939,284.74 and 226,738.72

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Solution

The fourth proportional to 626,191.37, 939,284.74 and 226,738.72 is: 340,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,191.37 : 939,284.74 = 226,738.72 : x
  2. Step 2: Convert to fraction form
    626,191.37/939,284.74 = 226,738.72/x
  3. Step 3: Cross multiply
    626,191.37x = 939,284.74 × 226,738.72
  4. Step 4: Simplify right side
    626,191.37x = 212,972,213,833.02
  5. Step 5: Solve for x
    x = 212,972,213,833.02/626,191.37
  6. Step 6: Final answer
    x = 340,107.24

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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.