Home / 354,241.11-530,769.96-248,871.45

Finding the Fourth Proportional to 354,241.11, 530,769.96 and 248,871.45

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Solution

The fourth proportional to 354,241.11, 530,769.96 and 248,871.45 is: 372,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,241.11 : 530,769.96 = 248,871.45 : x
  2. Step 2: Convert to fraction form
    354,241.11/530,769.96 = 248,871.45/x
  3. Step 3: Cross multiply
    354,241.11x = 530,769.96 × 248,871.45
  4. Step 4: Simplify right side
    354,241.11x = 132,093,489,561.64
  5. Step 5: Solve for x
    x = 132,093,489,561.64/354,241.11
  6. Step 6: Final answer
    x = 372,891.47

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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.