Home / 547,814.43-820,380.24-452,461.23

Finding the Fourth Proportional to 547,814.43, 820,380.24 and 452,461.23

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Solution

The fourth proportional to 547,814.43, 820,380.24 and 452,461.23 is: 677,583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,814.43 : 820,380.24 = 452,461.23 : x
  2. Step 2: Convert to fraction form
    547,814.43/820,380.24 = 452,461.23/x
  3. Step 3: Cross multiply
    547,814.43x = 820,380.24 × 452,461.23
  4. Step 4: Simplify right side
    547,814.43x = 371,190,252,458.10
  5. Step 5: Solve for x
    x = 371,190,252,458.10/547,814.43
  6. Step 6: Final answer
    x = 677,583.93

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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.