Home / 775,581.35-1,163,372.03-576,290.98

Finding the Fourth Proportional to 775,581.35, 1,163,372.03 and 576,290.98

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Solution

The fourth proportional to 775,581.35, 1,163,372.03 and 576,290.98 is: 864,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,581.35 : 1,163,372.03 = 576,290.98 : x
  2. Step 2: Convert to fraction form
    775,581.35/1,163,372.03 = 576,290.98/x
  3. Step 3: Cross multiply
    775,581.35x = 1,163,372.03 × 576,290.98
  4. Step 4: Simplify right side
    775,581.35x = 670,440,798,574.97
  5. Step 5: Solve for x
    x = 670,440,798,574.97/775,581.35
  6. Step 6: Final answer
    x = 864,436.46

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Double scale
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Similar ratio
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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.