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Finding the Fourth Proportional to 951,858, 1,313,540.01 and 543,933.90

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Solution

The fourth proportional to 951,858, 1,313,540.01 and 543,933.90 is: 750,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,858 : 1,313,540.01 = 543,933.90 : x
  2. Step 2: Convert to fraction form
    951,858/1,313,540.01 = 543,933.90/x
  3. Step 3: Cross multiply
    951,858x = 1,313,540.01 × 543,933.90
  4. Step 4: Simplify right side
    951,858x = 714,478,940,445.34
  5. Step 5: Solve for x
    x = 714,478,940,445.34/951,858
  6. Step 6: Final answer
    x = 750,615.05

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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.