Home / 481,210.14-721,811.97-376,117.50

Finding the Fourth Proportional to 481,210.14, 721,811.97 and 376,117.50

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Solution

The fourth proportional to 481,210.14, 721,811.97 and 376,117.50 is: 564,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,210.14 : 721,811.97 = 376,117.50 : x
  2. Step 2: Convert to fraction form
    481,210.14/721,811.97 = 376,117.50/x
  3. Step 3: Cross multiply
    481,210.14x = 721,811.97 × 376,117.50
  4. Step 4: Simplify right side
    481,210.14x = 271,486,113,626.48
  5. Step 5: Solve for x
    x = 271,486,113,626.48/481,210.14
  6. Step 6: Final answer
    x = 564,173.72

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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.