Home / 626,191.23-939,284.55-226,738.59

Finding the Fourth Proportional to 626,191.23, 939,284.55 and 226,738.59

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Solution

The fourth proportional to 626,191.23, 939,284.55 and 226,738.59 is: 340,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,191.23 : 939,284.55 = 226,738.59 : x
  2. Step 2: Convert to fraction form
    626,191.23/939,284.55 = 226,738.59/x
  3. Step 3: Cross multiply
    626,191.23x = 939,284.55 × 226,738.59
  4. Step 4: Simplify right side
    626,191.23x = 212,972,050,953.47
  5. Step 5: Solve for x
    x = 212,972,050,953.47/626,191.23
  6. Step 6: Final answer
    x = 340,107.05

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Double scale
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Similar ratio
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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.