Home / 300,220.11-414,160.61-185,457.47

Finding the Fourth Proportional to 300,220.11, 414,160.61 and 185,457.47

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Solution

The fourth proportional to 300,220.11, 414,160.61 and 185,457.47 is: 255,842.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,220.11 : 414,160.61 = 185,457.47 : x
  2. Step 2: Convert to fraction form
    300,220.11/414,160.61 = 185,457.47/x
  3. Step 3: Cross multiply
    300,220.11x = 414,160.61 × 185,457.47
  4. Step 4: Simplify right side
    300,220.11x = 76,809,175,906.17
  5. Step 5: Solve for x
    x = 76,809,175,906.17/300,220.11
  6. Step 6: Final answer
    x = 255,842.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.