Home / 454,385.07-627,049.35-247,653.11

Finding the Fourth Proportional to 454,385.07, 627,049.35 and 247,653.11

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Solution

The fourth proportional to 454,385.07, 627,049.35 and 247,653.11 is: 341,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,385.07 : 627,049.35 = 247,653.11 : x
  2. Step 2: Convert to fraction form
    454,385.07/627,049.35 = 247,653.11/x
  3. Step 3: Cross multiply
    454,385.07x = 627,049.35 × 247,653.11
  4. Step 4: Simplify right side
    454,385.07x = 155,290,723,218.60
  5. Step 5: Solve for x
    x = 155,290,723,218.60/454,385.07
  6. Step 6: Final answer
    x = 341,760.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.