Home / 817,323.47-1,226,092.32-270,034.06

Finding the Fourth Proportional to 817,323.47, 1,226,092.32 and 270,034.06

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Solution

The fourth proportional to 817,323.47, 1,226,092.32 and 270,034.06 is: 405,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,323.47 : 1,226,092.32 = 270,034.06 : x
  2. Step 2: Convert to fraction form
    817,323.47/1,226,092.32 = 270,034.06/x
  3. Step 3: Cross multiply
    817,323.47x = 1,226,092.32 × 270,034.06
  4. Step 4: Simplify right side
    817,323.47x = 331,086,679,623.79
  5. Step 5: Solve for x
    x = 331,086,679,623.79/817,323.47
  6. Step 6: Final answer
    x = 405,086.47

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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.