Home / 935,339.77-1,289,908.07-612,932.77

Finding the Fourth Proportional to 935,339.77, 1,289,908.07 and 612,932.77

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Solution

The fourth proportional to 935,339.77, 1,289,908.07 and 612,932.77 is: 845,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,339.77 : 1,289,908.07 = 612,932.77 : x
  2. Step 2: Convert to fraction form
    935,339.77/1,289,908.07 = 612,932.77/x
  3. Step 3: Cross multiply
    935,339.77x = 1,289,908.07 × 612,932.77
  4. Step 4: Simplify right side
    935,339.77x = 790,626,926,390.45
  5. Step 5: Solve for x
    x = 790,626,926,390.45/935,339.77
  6. Step 6: Final answer
    x = 845,283.13

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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.