Home / 567,581.76-783,583.20-376,855.92

Finding the Fourth Proportional to 567,581.76, 783,583.20 and 376,855.92

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Solution

The fourth proportional to 567,581.76, 783,583.20 and 376,855.92 is: 520,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,581.76 : 783,583.20 = 376,855.92 : x
  2. Step 2: Convert to fraction form
    567,581.76/783,583.20 = 376,855.92/x
  3. Step 3: Cross multiply
    567,581.76x = 783,583.20 × 376,855.92
  4. Step 4: Simplify right side
    567,581.76x = 295,297,967,732.54
  5. Step 5: Solve for x
    x = 295,297,967,732.54/567,581.76
  6. Step 6: Final answer
    x = 520,273.89

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.