Home / 603,921.38-833,422.03-332,000.73

Finding the Fourth Proportional to 603,921.38, 833,422.03 and 332,000.73

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Solution

The fourth proportional to 603,921.38, 833,422.03 and 332,000.73 is: 458,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,921.38 : 833,422.03 = 332,000.73 : x
  2. Step 2: Convert to fraction form
    603,921.38/833,422.03 = 332,000.73/x
  3. Step 3: Cross multiply
    603,921.38x = 833,422.03 × 332,000.73
  4. Step 4: Simplify right side
    603,921.38x = 276,696,721,528.08
  5. Step 5: Solve for x
    x = 276,696,721,528.08/603,921.38
  6. Step 6: Final answer
    x = 458,166.80

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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.