Home / 449,246.40-673,869.60-116,822.40

Finding the Fourth Proportional to 449,246.40, 673,869.60 and 116,822.40

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Solution

The fourth proportional to 449,246.40, 673,869.60 and 116,822.40 is: 175,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,246.40 : 673,869.60 = 116,822.40 : x
  2. Step 2: Convert to fraction form
    449,246.40/673,869.60 = 116,822.40/x
  3. Step 3: Cross multiply
    449,246.40x = 673,869.60 × 116,822.40
  4. Step 4: Simplify right side
    449,246.40x = 78,723,063,959.04
  5. Step 5: Solve for x
    x = 78,723,063,959.04/449,246.40
  6. Step 6: Final answer
    x = 175,233.60

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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.