Home / 490,020.59-734,046.73-223,414.35

Finding the Fourth Proportional to 490,020.59, 734,046.73 and 223,414.35

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Solution

The fourth proportional to 490,020.59, 734,046.73 and 223,414.35 is: 334,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,020.59 : 734,046.73 = 223,414.35 : x
  2. Step 2: Convert to fraction form
    490,020.59/734,046.73 = 223,414.35/x
  3. Step 3: Cross multiply
    490,020.59x = 734,046.73 × 223,414.35
  4. Step 4: Simplify right side
    490,020.59x = 163,996,574,498.73
  5. Step 5: Solve for x
    x = 163,996,574,498.73/490,020.59
  6. Step 6: Final answer
    x = 334,672.83

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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.