Home / 454,880.20-681,008.10-277,733.20

Finding the Fourth Proportional to 454,880.20, 681,008.10 and 277,733.20

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Solution

The fourth proportional to 454,880.20, 681,008.10 and 277,733.20 is: 415,798.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,880.20 : 681,008.10 = 277,733.20 : x
  2. Step 2: Convert to fraction form
    454,880.20/681,008.10 = 277,733.20/x
  3. Step 3: Cross multiply
    454,880.20x = 681,008.10 × 277,733.20
  4. Step 4: Simplify right side
    454,880.20x = 189,138,558,838.92
  5. Step 5: Solve for x
    x = 189,138,558,838.92/454,880.20
  6. Step 6: Final answer
    x = 415,798.62

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1.5x scale

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.