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Finding the Fourth Proportional to 482,262.81, 723,407.71 and 182,687.01

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Solution

The fourth proportional to 482,262.81, 723,407.71 and 182,687.01 is: 274,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,262.81 : 723,407.71 = 182,687.01 : x
  2. Step 2: Convert to fraction form
    482,262.81/723,407.71 = 182,687.01/x
  3. Step 3: Cross multiply
    482,262.81x = 723,407.71 × 182,687.01
  4. Step 4: Simplify right side
    482,262.81x = 132,157,191,550.85
  5. Step 5: Solve for x
    x = 132,157,191,550.85/482,262.81
  6. Step 6: Final answer
    x = 274,035.63

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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.