Home / 451,627.43-677,442.29-152,318.25

Finding the Fourth Proportional to 451,627.43, 677,442.29 and 152,318.25

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Solution

The fourth proportional to 451,627.43, 677,442.29 and 152,318.25 is: 228,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,627.43 : 677,442.29 = 152,318.25 : x
  2. Step 2: Convert to fraction form
    451,627.43/677,442.29 = 152,318.25/x
  3. Step 3: Cross multiply
    451,627.43x = 677,442.29 × 152,318.25
  4. Step 4: Simplify right side
    451,627.43x = 103,186,823,327.20
  5. Step 5: Solve for x
    x = 103,186,823,327.20/451,627.43
  6. Step 6: Final answer
    x = 228,477.76

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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.