Home / 454,310.10-681,465.15-365,736.60

Finding the Fourth Proportional to 454,310.10, 681,465.15 and 365,736.60

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Solution

The fourth proportional to 454,310.10, 681,465.15 and 365,736.60 is: 548,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,310.10 : 681,465.15 = 365,736.60 : x
  2. Step 2: Convert to fraction form
    454,310.10/681,465.15 = 365,736.60/x
  3. Step 3: Cross multiply
    454,310.10x = 681,465.15 × 365,736.60
  4. Step 4: Simplify right side
    454,310.10x = 249,236,746,979.49
  5. Step 5: Solve for x
    x = 249,236,746,979.49/454,310.10
  6. Step 6: Final answer
    x = 548,604.90

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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.