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Finding the Fourth Proportional to 349,191.39, 524,451.41 and 216,995.49

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Solution

The fourth proportional to 349,191.39, 524,451.41 and 216,995.49 is: 325,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,191.39 : 524,451.41 = 216,995.49 : x
  2. Step 2: Convert to fraction form
    349,191.39/524,451.41 = 216,995.49/x
  3. Step 3: Cross multiply
    349,191.39x = 524,451.41 × 216,995.49
  4. Step 4: Simplify right side
    349,191.39x = 113,803,589,609.16
  5. Step 5: Solve for x
    x = 113,803,589,609.16/349,191.39
  6. Step 6: Final answer
    x = 325,906.06

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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.