Home / 868,958.16-1,199,233.26-481,894.80

Finding the Fourth Proportional to 868,958.16, 1,199,233.26 and 481,894.80

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Solution

The fourth proportional to 868,958.16, 1,199,233.26 and 481,894.80 is: 665,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,958.16 : 1,199,233.26 = 481,894.80 : x
  2. Step 2: Convert to fraction form
    868,958.16/1,199,233.26 = 481,894.80/x
  3. Step 3: Cross multiply
    868,958.16x = 1,199,233.26 × 481,894.80
  4. Step 4: Simplify right side
    868,958.16x = 577,904,271,981.05
  5. Step 5: Solve for x
    x = 577,904,271,981.05/868,958.16
  6. Step 6: Final answer
    x = 665,054.20

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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.