Home / 663,246.20-994,869.30-164,610.20

Finding the Fourth Proportional to 663,246.20, 994,869.30 and 164,610.20

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Solution

The fourth proportional to 663,246.20, 994,869.30 and 164,610.20 is: 246,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,246.20 : 994,869.30 = 164,610.20 : x
  2. Step 2: Convert to fraction form
    663,246.20/994,869.30 = 164,610.20/x
  3. Step 3: Cross multiply
    663,246.20x = 994,869.30 × 164,610.20
  4. Step 4: Simplify right side
    663,246.20x = 163,765,634,446.86
  5. Step 5: Solve for x
    x = 163,765,634,446.86/663,246.20
  6. Step 6: Final answer
    x = 246,915.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.