Home / 757,549.30-1,044,570.36-619,296.73

Finding the Fourth Proportional to 757,549.30, 1,044,570.36 and 619,296.73

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Solution

The fourth proportional to 757,549.30, 1,044,570.36 and 619,296.73 is: 853,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,549.30 : 1,044,570.36 = 619,296.73 : x
  2. Step 2: Convert to fraction form
    757,549.30/1,044,570.36 = 619,296.73/x
  3. Step 3: Cross multiply
    757,549.30x = 1,044,570.36 × 619,296.73
  4. Step 4: Simplify right side
    757,549.30x = 646,899,008,202.92
  5. Step 5: Solve for x
    x = 646,899,008,202.92/757,549.30
  6. Step 6: Final answer
    x = 853,936.51

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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.