Home / 1,553,204.55-2,329,806.83-431,273.55

Finding the Fourth Proportional to 1,553,204.55, 2,329,806.83 and 431,273.55

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Solution

The fourth proportional to 1,553,204.55, 2,329,806.83 and 431,273.55 is: 646,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,204.55 : 2,329,806.83 = 431,273.55 : x
  2. Step 2: Convert to fraction form
    1,553,204.55/2,329,806.83 = 431,273.55/x
  3. Step 3: Cross multiply
    1,553,204.55x = 2,329,806.83 × 431,273.55
  4. Step 4: Simplify right side
    1,553,204.55x = 1,004,784,060,231.98
  5. Step 5: Solve for x
    x = 1,004,784,060,231.98/1,553,204.55
  6. Step 6: Final answer
    x = 646,910.33

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Double scale
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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.