Home / 714,671.21-1,070,998.96-394,967.04

Finding the Fourth Proportional to 714,671.21, 1,070,998.96 and 394,967.04

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Solution

The fourth proportional to 714,671.21, 1,070,998.96 and 394,967.04 is: 591,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,671.21 : 1,070,998.96 = 394,967.04 : x
  2. Step 2: Convert to fraction form
    714,671.21/1,070,998.96 = 394,967.04/x
  3. Step 3: Cross multiply
    714,671.21x = 1,070,998.96 × 394,967.04
  4. Step 4: Simplify right side
    714,671.21x = 423,009,289,074.28
  5. Step 5: Solve for x
    x = 423,009,289,074.28/714,671.21
  6. Step 6: Final answer
    x = 591,893.56

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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.