Home / 414,001.14-620,555.40-200,317.74

Finding the Fourth Proportional to 414,001.14, 620,555.40 and 200,317.74

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Solution

The fourth proportional to 414,001.14, 620,555.40 and 200,317.74 is: 300,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,001.14 : 620,555.40 = 200,317.74 : x
  2. Step 2: Convert to fraction form
    414,001.14/620,555.40 = 200,317.74/x
  3. Step 3: Cross multiply
    414,001.14x = 620,555.40 × 200,317.74
  4. Step 4: Simplify right side
    414,001.14x = 124,308,255,272.80
  5. Step 5: Solve for x
    x = 124,308,255,272.80/414,001.14
  6. Step 6: Final answer
    x = 300,260.66

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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.