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Finding the Fourth Proportional to 466,216.40, 699,324.60 and 456,885.20

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Solution

The fourth proportional to 466,216.40, 699,324.60 and 456,885.20 is: 685,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,216.40 : 699,324.60 = 456,885.20 : x
  2. Step 2: Convert to fraction form
    466,216.40/699,324.60 = 456,885.20/x
  3. Step 3: Cross multiply
    466,216.40x = 699,324.60 × 456,885.20
  4. Step 4: Simplify right side
    466,216.40x = 319,511,059,735.92
  5. Step 5: Solve for x
    x = 319,511,059,735.92/466,216.40
  6. Step 6: Final answer
    x = 685,327.80

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Similar ratio
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1.5x scale

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.