Home / 696,004.80-1,044,013.38-275,280.72

Finding the Fourth Proportional to 696,004.80, 1,044,013.38 and 275,280.72

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Solution

The fourth proportional to 696,004.80, 1,044,013.38 and 275,280.72 is: 412,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,004.80 : 1,044,013.38 = 275,280.72 : x
  2. Step 2: Convert to fraction form
    696,004.80/1,044,013.38 = 275,280.72/x
  3. Step 3: Cross multiply
    696,004.80x = 1,044,013.38 × 275,280.72
  4. Step 4: Simplify right side
    696,004.80x = 287,396,754,936.03
  5. Step 5: Solve for x
    x = 287,396,754,936.03/696,004.80
  6. Step 6: Final answer
    x = 412,923.52

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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.