Home / 997,013.55-1,375,826.96-567,284.91

Finding the Fourth Proportional to 997,013.55, 1,375,826.96 and 567,284.91

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Solution

The fourth proportional to 997,013.55, 1,375,826.96 and 567,284.91 is: 782,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,013.55 : 1,375,826.96 = 567,284.91 : x
  2. Step 2: Convert to fraction form
    997,013.55/1,375,826.96 = 567,284.91/x
  3. Step 3: Cross multiply
    997,013.55x = 1,375,826.96 × 567,284.91
  4. Step 4: Simplify right side
    997,013.55x = 780,485,870,342.75
  5. Step 5: Solve for x
    x = 780,485,870,342.75/997,013.55
  6. Step 6: Final answer
    x = 782,823.73

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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.