Home / 935,339.14-1,289,907.21-612,932.14

Finding the Fourth Proportional to 935,339.14, 1,289,907.21 and 612,932.14

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Solution

The fourth proportional to 935,339.14, 1,289,907.21 and 612,932.14 is: 845,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,339.14 : 1,289,907.21 = 612,932.14 : x
  2. Step 2: Convert to fraction form
    935,339.14/1,289,907.21 = 612,932.14/x
  3. Step 3: Cross multiply
    935,339.14x = 1,289,907.21 × 612,932.14
  4. Step 4: Simplify right side
    935,339.14x = 790,625,586,626.73
  5. Step 5: Solve for x
    x = 790,625,586,626.73/935,339.14
  6. Step 6: Final answer
    x = 845,282.26

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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.