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Finding the Fourth Proportional to 302,605.27, 453,980.81 and 92,230.27

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Solution

The fourth proportional to 302,605.27, 453,980.81 and 92,230.27 is: 138,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,605.27 : 453,980.81 = 92,230.27 : x
  2. Step 2: Convert to fraction form
    302,605.27/453,980.81 = 92,230.27/x
  3. Step 3: Cross multiply
    302,605.27x = 453,980.81 × 92,230.27
  4. Step 4: Simplify right side
    302,605.27x = 41,870,772,681.12
  5. Step 5: Solve for x
    x = 41,870,772,681.12/302,605.27
  6. Step 6: Final answer
    x = 138,367.63

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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.