Home / 456,511.53-684,322.24-190,348.17

Finding the Fourth Proportional to 456,511.53, 684,322.24 and 190,348.17

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Solution

The fourth proportional to 456,511.53, 684,322.24 and 190,348.17 is: 285,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,511.53 : 684,322.24 = 190,348.17 : x
  2. Step 2: Convert to fraction form
    456,511.53/684,322.24 = 190,348.17/x
  3. Step 3: Cross multiply
    456,511.53x = 684,322.24 × 190,348.17
  4. Step 4: Simplify right side
    456,511.53x = 130,259,486,074.30
  5. Step 5: Solve for x
    x = 130,259,486,074.30/456,511.53
  6. Step 6: Final answer
    x = 285,336.68

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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.