Home / 705,097.20-1,057,421.52-231,673.44

Finding the Fourth Proportional to 705,097.20, 1,057,421.52 and 231,673.44

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Solution

The fourth proportional to 705,097.20, 1,057,421.52 and 231,673.44 is: 347,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,097.20 : 1,057,421.52 = 231,673.44 : x
  2. Step 2: Convert to fraction form
    705,097.20/1,057,421.52 = 231,673.44/x
  3. Step 3: Cross multiply
    705,097.20x = 1,057,421.52 × 231,673.44
  4. Step 4: Simplify right side
    705,097.20x = 244,976,481,068.43
  5. Step 5: Solve for x
    x = 244,976,481,068.43/705,097.20
  6. Step 6: Final answer
    x = 347,436.47

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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.