Home / 534,004.20-801,006.30-510,384.60

Finding the Fourth Proportional to 534,004.20, 801,006.30 and 510,384.60

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Solution

The fourth proportional to 534,004.20, 801,006.30 and 510,384.60 is: 765,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,004.20 : 801,006.30 = 510,384.60 : x
  2. Step 2: Convert to fraction form
    534,004.20/801,006.30 = 510,384.60/x
  3. Step 3: Cross multiply
    534,004.20x = 801,006.30 × 510,384.60
  4. Step 4: Simplify right side
    534,004.20x = 408,821,280,022.98
  5. Step 5: Solve for x
    x = 408,821,280,022.98/534,004.20
  6. Step 6: Final answer
    x = 765,576.90

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Similar ratio
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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.