Home / 627,391.74-941,090.76-154,077.24

Finding the Fourth Proportional to 627,391.74, 941,090.76 and 154,077.24

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Solution

The fourth proportional to 627,391.74, 941,090.76 and 154,077.24 is: 231,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,391.74 : 941,090.76 = 154,077.24 : x
  2. Step 2: Convert to fraction form
    627,391.74/941,090.76 = 154,077.24/x
  3. Step 3: Cross multiply
    627,391.74x = 941,090.76 × 154,077.24
  4. Step 4: Simplify right side
    627,391.74x = 145,000,666,890.30
  5. Step 5: Solve for x
    x = 145,000,666,890.30/627,391.74
  6. Step 6: Final answer
    x = 231,116.63

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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.