Home / 361,202.11-498,437.01-200,047.55

Finding the Fourth Proportional to 361,202.11, 498,437.01 and 200,047.55

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Solution

The fourth proportional to 361,202.11, 498,437.01 and 200,047.55 is: 276,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,202.11 : 498,437.01 = 200,047.55 : x
  2. Step 2: Convert to fraction form
    361,202.11/498,437.01 = 200,047.55/x
  3. Step 3: Cross multiply
    361,202.11x = 498,437.01 × 200,047.55
  4. Step 4: Simplify right side
    361,202.11x = 99,711,100,187.64
  5. Step 5: Solve for x
    x = 99,711,100,187.64/361,202.11
  6. Step 6: Final answer
    x = 276,053.48

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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.