Home / 794,468.05-1,189,518.41-554,821.45

Finding the Fourth Proportional to 794,468.05, 1,189,518.41 and 554,821.45

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Solution

The fourth proportional to 794,468.05, 1,189,518.41 and 554,821.45 is: 830,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,468.05 : 1,189,518.41 = 554,821.45 : x
  2. Step 2: Convert to fraction form
    794,468.05/1,189,518.41 = 554,821.45/x
  3. Step 3: Cross multiply
    794,468.05x = 1,189,518.41 × 554,821.45
  4. Step 4: Simplify right side
    794,468.05x = 659,970,327,451.15
  5. Step 5: Solve for x
    x = 659,970,327,451.15/794,468.05
  6. Step 6: Final answer
    x = 830,707.20

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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.