Home / 344,217.77-516,148.50-154,514.79

Finding the Fourth Proportional to 344,217.77, 516,148.50 and 154,514.79

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Solution

The fourth proportional to 344,217.77, 516,148.50 and 154,514.79 is: 231,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,217.77 : 516,148.50 = 154,514.79 : x
  2. Step 2: Convert to fraction form
    344,217.77/516,148.50 = 154,514.79/x
  3. Step 3: Cross multiply
    344,217.77x = 516,148.50 × 154,514.79
  4. Step 4: Simplify right side
    344,217.77x = 79,752,577,665.75
  5. Step 5: Solve for x
    x = 79,752,577,665.75/344,217.77
  6. Step 6: Final answer
    x = 231,692.22

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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.