Home / 626,804.10-939,853.13-200,239.74

Finding the Fourth Proportional to 626,804.10, 939,853.13 and 200,239.74

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Solution

The fourth proportional to 626,804.10, 939,853.13 and 200,239.74 is: 300,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,804.10 : 939,853.13 = 200,239.74 : x
  2. Step 2: Convert to fraction form
    626,804.10/939,853.13 = 200,239.74/x
  3. Step 3: Cross multiply
    626,804.10x = 939,853.13 × 200,239.74
  4. Step 4: Simplify right side
    626,804.10x = 188,195,945,388.19
  5. Step 5: Solve for x
    x = 188,195,945,388.19/626,804.10
  6. Step 6: Final answer
    x = 300,246.83

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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.