Home / 853,581.66-1,177,989.93-471,600.24

Finding the Fourth Proportional to 853,581.66, 1,177,989.93 and 471,600.24

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Solution

The fourth proportional to 853,581.66, 1,177,989.93 and 471,600.24 is: 650,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,581.66 : 1,177,989.93 = 471,600.24 : x
  2. Step 2: Convert to fraction form
    853,581.66/1,177,989.93 = 471,600.24/x
  3. Step 3: Cross multiply
    853,581.66x = 1,177,989.93 × 471,600.24
  4. Step 4: Simplify right side
    853,581.66x = 555,540,333,705.58
  5. Step 5: Solve for x
    x = 555,540,333,705.58/853,581.66
  6. Step 6: Final answer
    x = 650,834.43

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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.