Home / 739,953.60-1,109,930.40-516,004.80

Finding the Fourth Proportional to 739,953.60, 1,109,930.40 and 516,004.80

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Solution

The fourth proportional to 739,953.60, 1,109,930.40 and 516,004.80 is: 774,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,953.60 : 1,109,930.40 = 516,004.80 : x
  2. Step 2: Convert to fraction form
    739,953.60/1,109,930.40 = 516,004.80/x
  3. Step 3: Cross multiply
    739,953.60x = 1,109,930.40 × 516,004.80
  4. Step 4: Simplify right side
    739,953.60x = 572,729,414,065.92
  5. Step 5: Solve for x
    x = 572,729,414,065.92/739,953.60
  6. Step 6: Final answer
    x = 774,007.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.