Home / 403,212.10-603,943.35-333,228.10

Finding the Fourth Proportional to 403,212.10, 603,943.35 and 333,228.10

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Solution

The fourth proportional to 403,212.10, 603,943.35 and 333,228.10 is: 499,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,212.10 : 603,943.35 = 333,228.10 : x
  2. Step 2: Convert to fraction form
    403,212.10/603,943.35 = 333,228.10/x
  3. Step 3: Cross multiply
    403,212.10x = 603,943.35 × 333,228.10
  4. Step 4: Simplify right side
    403,212.10x = 201,250,895,028.14
  5. Step 5: Solve for x
    x = 201,250,895,028.14/403,212.10
  6. Step 6: Final answer
    x = 499,119.19

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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.