Home / 890,049.14-1,335,055.26-216,133.97

Finding the Fourth Proportional to 890,049.14, 1,335,055.26 and 216,133.97

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Solution

The fourth proportional to 890,049.14, 1,335,055.26 and 216,133.97 is: 324,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,049.14 : 1,335,055.26 = 216,133.97 : x
  2. Step 2: Convert to fraction form
    890,049.14/1,335,055.26 = 216,133.97/x
  3. Step 3: Cross multiply
    890,049.14x = 1,335,055.26 × 216,133.97
  4. Step 4: Simplify right side
    890,049.14x = 288,550,795,158.09
  5. Step 5: Solve for x
    x = 288,550,795,158.09/890,049.14
  6. Step 6: Final answer
    x = 324,196.48

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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.