Home / 889,014.06-1,226,843.32-481,115.97

Finding the Fourth Proportional to 889,014.06, 1,226,843.32 and 481,115.97

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Solution

The fourth proportional to 889,014.06, 1,226,843.32 and 481,115.97 is: 663,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,014.06 : 1,226,843.32 = 481,115.97 : x
  2. Step 2: Convert to fraction form
    889,014.06/1,226,843.32 = 481,115.97/x
  3. Step 3: Cross multiply
    889,014.06x = 1,226,843.32 × 481,115.97
  4. Step 4: Simplify right side
    889,014.06x = 590,253,913,939.82
  5. Step 5: Solve for x
    x = 590,253,913,939.82/889,014.06
  6. Step 6: Final answer
    x = 663,942.16

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Double scale
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1.5x scale

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.