Home / 654,251.04-981,364.77-356,625.90

Finding the Fourth Proportional to 654,251.04, 981,364.77 and 356,625.90

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Solution

The fourth proportional to 654,251.04, 981,364.77 and 356,625.90 is: 534,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,251.04 : 981,364.77 = 356,625.90 : x
  2. Step 2: Convert to fraction form
    654,251.04/981,364.77 = 356,625.90/x
  3. Step 3: Cross multiply
    654,251.04x = 981,364.77 × 356,625.90
  4. Step 4: Simplify right side
    654,251.04x = 349,980,094,329.54
  5. Step 5: Solve for x
    x = 349,980,094,329.54/654,251.04
  6. Step 6: Final answer
    x = 534,932.42

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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.