Home / 626,391.40-939,584.44-226,938.52

Finding the Fourth Proportional to 626,391.40, 939,584.44 and 226,938.52

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Solution

The fourth proportional to 626,391.40, 939,584.44 and 226,938.52 is: 340,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,391.40 : 939,584.44 = 226,938.52 : x
  2. Step 2: Convert to fraction form
    626,391.40/939,584.44 = 226,938.52/x
  3. Step 3: Cross multiply
    626,391.40x = 939,584.44 × 226,938.52
  4. Step 4: Simplify right side
    626,391.40x = 213,227,902,228.63
  5. Step 5: Solve for x
    x = 213,227,902,228.63/626,391.40
  6. Step 6: Final answer
    x = 340,406.82

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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.