Home / 894,423.80-1,343,190.90-474,519.80

Finding the Fourth Proportional to 894,423.80, 1,343,190.90 and 474,519.80

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Solution

The fourth proportional to 894,423.80, 1,343,190.90 and 474,519.80 is: 712,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,423.80 : 1,343,190.90 = 474,519.80 : x
  2. Step 2: Convert to fraction form
    894,423.80/1,343,190.90 = 474,519.80/x
  3. Step 3: Cross multiply
    894,423.80x = 1,343,190.90 × 474,519.80
  4. Step 4: Simplify right side
    894,423.80x = 637,370,677,229.82
  5. Step 5: Solve for x
    x = 637,370,677,229.82/894,423.80
  6. Step 6: Final answer
    x = 712,604.78

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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.