Home / 931,918.25-1,396,050.48-482,933.63

Finding the Fourth Proportional to 931,918.25, 1,396,050.48 and 482,933.63

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Solution

The fourth proportional to 931,918.25, 1,396,050.48 and 482,933.63 is: 723,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,918.25 : 1,396,050.48 = 482,933.63 : x
  2. Step 2: Convert to fraction form
    931,918.25/1,396,050.48 = 482,933.63/x
  3. Step 3: Cross multiply
    931,918.25x = 1,396,050.48 × 482,933.63
  4. Step 4: Simplify right side
    931,918.25x = 674,199,718,989.39
  5. Step 5: Solve for x
    x = 674,199,718,989.39/931,918.25
  6. Step 6: Final answer
    x = 723,453.72

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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.