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Finding the Fourth Proportional to 367,039.14, 506,221.83 and 303,266.22

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Solution

The fourth proportional to 367,039.14, 506,221.83 and 303,266.22 is: 418,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,039.14 : 506,221.83 = 303,266.22 : x
  2. Step 2: Convert to fraction form
    367,039.14/506,221.83 = 303,266.22/x
  3. Step 3: Cross multiply
    367,039.14x = 506,221.83 × 303,266.22
  4. Step 4: Simplify right side
    367,039.14x = 153,519,980,865.58
  5. Step 5: Solve for x
    x = 153,519,980,865.58/367,039.14
  6. Step 6: Final answer
    x = 418,265.97

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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.