Home / 418,402.04-627,405.94-151,974.68

Finding the Fourth Proportional to 418,402.04, 627,405.94 and 151,974.68

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Solution

The fourth proportional to 418,402.04, 627,405.94 and 151,974.68 is: 227,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,402.04 : 627,405.94 = 151,974.68 : x
  2. Step 2: Convert to fraction form
    418,402.04/627,405.94 = 151,974.68/x
  3. Step 3: Cross multiply
    418,402.04x = 627,405.94 × 151,974.68
  4. Step 4: Simplify right side
    418,402.04x = 95,349,816,961.60
  5. Step 5: Solve for x
    x = 95,349,816,961.60/418,402.04
  6. Step 6: Final answer
    x = 227,890.42

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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.