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Finding the Fourth Proportional to 496,001.92, 744,041.32 and 154,402.43

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Solution

The fourth proportional to 496,001.92, 744,041.32 and 154,402.43 is: 231,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,001.92 : 744,041.32 = 154,402.43 : x
  2. Step 2: Convert to fraction form
    496,001.92/744,041.32 = 154,402.43/x
  3. Step 3: Cross multiply
    496,001.92x = 744,041.32 × 154,402.43
  4. Step 4: Simplify right side
    496,001.92x = 114,881,786,249.07
  5. Step 5: Solve for x
    x = 114,881,786,249.07/496,001.92
  6. Step 6: Final answer
    x = 231,615.61

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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.