Home / 874,262.07-1,206,481.67-511,668.41

Finding the Fourth Proportional to 874,262.07, 1,206,481.67 and 511,668.41

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Solution

The fourth proportional to 874,262.07, 1,206,481.67 and 511,668.41 is: 706,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,262.07 : 1,206,481.67 = 511,668.41 : x
  2. Step 2: Convert to fraction form
    874,262.07/1,206,481.67 = 511,668.41/x
  3. Step 3: Cross multiply
    874,262.07x = 1,206,481.67 × 511,668.41
  4. Step 4: Simplify right side
    874,262.07x = 617,318,549,192.29
  5. Step 5: Solve for x
    x = 617,318,549,192.29/874,262.07
  6. Step 6: Final answer
    x = 706,102.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.