Home / 746,675.39-1,120,017.14-185,709.89

Finding the Fourth Proportional to 746,675.39, 1,120,017.14 and 185,709.89

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Solution

The fourth proportional to 746,675.39, 1,120,017.14 and 185,709.89 is: 278,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,675.39 : 1,120,017.14 = 185,709.89 : x
  2. Step 2: Convert to fraction form
    746,675.39/1,120,017.14 = 185,709.89/x
  3. Step 3: Cross multiply
    746,675.39x = 1,120,017.14 × 185,709.89
  4. Step 4: Simplify right side
    746,675.39x = 207,998,259,867.52
  5. Step 5: Solve for x
    x = 207,998,259,867.52/746,675.39
  6. Step 6: Final answer
    x = 278,565.84

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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.