Home / 893,040.80-1,232,374.80-511,043.12

Finding the Fourth Proportional to 893,040.80, 1,232,374.80 and 511,043.12

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Solution

The fourth proportional to 893,040.80, 1,232,374.80 and 511,043.12 is: 705,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,040.80 : 1,232,374.80 = 511,043.12 : x
  2. Step 2: Convert to fraction form
    893,040.80/1,232,374.80 = 511,043.12/x
  3. Step 3: Cross multiply
    893,040.80x = 1,232,374.80 × 511,043.12
  4. Step 4: Simplify right side
    893,040.80x = 629,796,662,801.38
  5. Step 5: Solve for x
    x = 629,796,662,801.38/893,040.80
  6. Step 6: Final answer
    x = 705,227.20

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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.