Home / 893,131.80-1,232,576.94-511,150.38

Finding the Fourth Proportional to 893,131.80, 1,232,576.94 and 511,150.38

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Solution

The fourth proportional to 893,131.80, 1,232,576.94 and 511,150.38 is: 705,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,131.80 : 1,232,576.94 = 511,150.38 : x
  2. Step 2: Convert to fraction form
    893,131.80/1,232,576.94 = 511,150.38/x
  3. Step 3: Cross multiply
    893,131.80x = 1,232,576.94 × 511,150.38
  4. Step 4: Simplify right side
    893,131.80x = 630,032,171,260.24
  5. Step 5: Solve for x
    x = 630,032,171,260.24/893,131.80
  6. Step 6: Final answer
    x = 705,419.03

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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.