Home / 739,934.40-1,109,901.60-673,449.60

Finding the Fourth Proportional to 739,934.40, 1,109,901.60 and 673,449.60

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Solution

The fourth proportional to 739,934.40, 1,109,901.60 and 673,449.60 is: 1,010,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,934.40 : 1,109,901.60 = 673,449.60 : x
  2. Step 2: Convert to fraction form
    739,934.40/1,109,901.60 = 673,449.60/x
  3. Step 3: Cross multiply
    739,934.40x = 1,109,901.60 × 673,449.60
  4. Step 4: Simplify right side
    739,934.40x = 747,462,788,559.36
  5. Step 5: Solve for x
    x = 747,462,788,559.36/739,934.40
  6. Step 6: Final answer
    x = 1,010,174.40

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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.