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Finding the Fourth Proportional to 430,605.09, 594,230.35 and 237,008.66

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Solution

The fourth proportional to 430,605.09, 594,230.35 and 237,008.66 is: 327,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,605.09 : 594,230.35 = 237,008.66 : x
  2. Step 2: Convert to fraction form
    430,605.09/594,230.35 = 237,008.66/x
  3. Step 3: Cross multiply
    430,605.09x = 594,230.35 × 237,008.66
  4. Step 4: Simplify right side
    430,605.09x = 140,837,741,213.86
  5. Step 5: Solve for x
    x = 140,837,741,213.86/430,605.09
  6. Step 6: Final answer
    x = 327,069.38

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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.