Home / 808,523.10-1,213,659.45-454,229.10

Finding the Fourth Proportional to 808,523.10, 1,213,659.45 and 454,229.10

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Solution

The fourth proportional to 808,523.10, 1,213,659.45 and 454,229.10 is: 681,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,523.10 : 1,213,659.45 = 454,229.10 : x
  2. Step 2: Convert to fraction form
    808,523.10/1,213,659.45 = 454,229.10/x
  3. Step 3: Cross multiply
    808,523.10x = 1,213,659.45 × 454,229.10
  4. Step 4: Simplify right side
    808,523.10x = 551,279,439,680.00
  5. Step 5: Solve for x
    x = 551,279,439,680.00/808,523.10
  6. Step 6: Final answer
    x = 681,835.11

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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.