Home / 361,504.13-498,864.60-198,157.10

Finding the Fourth Proportional to 361,504.13, 498,864.60 and 198,157.10

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Solution

The fourth proportional to 361,504.13, 498,864.60 and 198,157.10 is: 273,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,504.13 : 498,864.60 = 198,157.10 : x
  2. Step 2: Convert to fraction form
    361,504.13/498,864.60 = 198,157.10/x
  3. Step 3: Cross multiply
    361,504.13x = 498,864.60 × 198,157.10
  4. Step 4: Simplify right side
    361,504.13x = 98,853,559,934.34
  5. Step 5: Solve for x
    x = 98,853,559,934.34/361,504.13
  6. Step 6: Final answer
    x = 273,450.71

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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.