Home / 802,123.50-1,106,930.46-444,427.50

Finding the Fourth Proportional to 802,123.50, 1,106,930.46 and 444,427.50

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Solution

The fourth proportional to 802,123.50, 1,106,930.46 and 444,427.50 is: 613,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,123.50 : 1,106,930.46 = 444,427.50 : x
  2. Step 2: Convert to fraction form
    802,123.50/1,106,930.46 = 444,427.50/x
  3. Step 3: Cross multiply
    802,123.50x = 1,106,930.46 × 444,427.50
  4. Step 4: Simplify right side
    802,123.50x = 491,950,337,011.65
  5. Step 5: Solve for x
    x = 491,950,337,011.65/802,123.50
  6. Step 6: Final answer
    x = 613,309.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.