Home / 853,113.96-1,277,954.15-404,267.67

Finding the Fourth Proportional to 853,113.96, 1,277,954.15 and 404,267.67

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Solution

The fourth proportional to 853,113.96, 1,277,954.15 and 404,267.67 is: 605,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,113.96 : 1,277,954.15 = 404,267.67 : x
  2. Step 2: Convert to fraction form
    853,113.96/1,277,954.15 = 404,267.67/x
  3. Step 3: Cross multiply
    853,113.96x = 1,277,954.15 × 404,267.67
  4. Step 4: Simplify right side
    853,113.96x = 516,635,544,565.99
  5. Step 5: Solve for x
    x = 516,635,544,565.99/853,113.96
  6. Step 6: Final answer
    x = 605,587.96

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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.