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Finding the Fourth Proportional to 270,687.42, 373,300.45 and 232,433.96

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Solution

The fourth proportional to 270,687.42, 373,300.45 and 232,433.96 is: 320,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,687.42 : 373,300.45 = 232,433.96 : x
  2. Step 2: Convert to fraction form
    270,687.42/373,300.45 = 232,433.96/x
  3. Step 3: Cross multiply
    270,687.42x = 373,300.45 × 232,433.96
  4. Step 4: Simplify right side
    270,687.42x = 86,767,699,415.69
  5. Step 5: Solve for x
    x = 86,767,699,415.69/270,687.42
  6. Step 6: Final answer
    x = 320,545.74

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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.