Home / 997,768.47-1,376,921.73-568,048.59

Finding the Fourth Proportional to 997,768.47, 1,376,921.73 and 568,048.59

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Solution

The fourth proportional to 997,768.47, 1,376,921.73 and 568,048.59 is: 783,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,768.47 : 1,376,921.73 = 568,048.59 : x
  2. Step 2: Convert to fraction form
    997,768.47/1,376,921.73 = 568,048.59/x
  3. Step 3: Cross multiply
    997,768.47x = 1,376,921.73 × 568,048.59
  4. Step 4: Simplify right side
    997,768.47x = 782,158,447,266.86
  5. Step 5: Solve for x
    x = 782,158,447,266.86/997,768.47
  6. Step 6: Final answer
    x = 783,907.76

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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.