Home / 826,849.11-1,141,319.28-535,947.36

Finding the Fourth Proportional to 826,849.11, 1,141,319.28 and 535,947.36

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Solution

The fourth proportional to 826,849.11, 1,141,319.28 and 535,947.36 is: 739,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,849.11 : 1,141,319.28 = 535,947.36 : x
  2. Step 2: Convert to fraction form
    826,849.11/1,141,319.28 = 535,947.36/x
  3. Step 3: Cross multiply
    826,849.11x = 1,141,319.28 × 535,947.36
  4. Step 4: Simplify right side
    826,849.11x = 611,687,052,353.36
  5. Step 5: Solve for x
    x = 611,687,052,353.36/826,849.11
  6. Step 6: Final answer
    x = 739,780.75

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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.