Home / 332,199.40-498,299.10-313,828.60

Finding the Fourth Proportional to 332,199.40, 498,299.10 and 313,828.60

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Solution

The fourth proportional to 332,199.40, 498,299.10 and 313,828.60 is: 470,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,199.40 : 498,299.10 = 313,828.60 : x
  2. Step 2: Convert to fraction form
    332,199.40/498,299.10 = 313,828.60/x
  3. Step 3: Cross multiply
    332,199.40x = 498,299.10 × 313,828.60
  4. Step 4: Simplify right side
    332,199.40x = 156,380,508,934.26
  5. Step 5: Solve for x
    x = 156,380,508,934.26/332,199.40
  6. Step 6: Final answer
    x = 470,742.90

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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.