Home / 714,705.01-1,069,753.87-394,353.25

Finding the Fourth Proportional to 714,705.01, 1,069,753.87 and 394,353.25

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Solution

The fourth proportional to 714,705.01, 1,069,753.87 and 394,353.25 is: 590,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,705.01 : 1,069,753.87 = 394,353.25 : x
  2. Step 2: Convert to fraction form
    714,705.01/1,069,753.87 = 394,353.25/x
  3. Step 3: Cross multiply
    714,705.01x = 1,069,753.87 × 394,353.25
  4. Step 4: Simplify right side
    714,705.01x = 421,860,915,334.58
  5. Step 5: Solve for x
    x = 421,860,915,334.58/714,705.01
  6. Step 6: Final answer
    x = 590,258.79

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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.