Home / 584,740.20-877,110.30-443,022.60

Finding the Fourth Proportional to 584,740.20, 877,110.30 and 443,022.60

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Solution

The fourth proportional to 584,740.20, 877,110.30 and 443,022.60 is: 664,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,740.20 : 877,110.30 = 443,022.60 : x
  2. Step 2: Convert to fraction form
    584,740.20/877,110.30 = 443,022.60/x
  3. Step 3: Cross multiply
    584,740.20x = 877,110.30 × 443,022.60
  4. Step 4: Simplify right side
    584,740.20x = 388,579,685,592.78
  5. Step 5: Solve for x
    x = 388,579,685,592.78/584,740.20
  6. Step 6: Final answer
    x = 664,533.90

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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.