Home / 643,536.96-965,559.38-244,283.70

Finding the Fourth Proportional to 643,536.96, 965,559.38 and 244,283.70

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Solution

The fourth proportional to 643,536.96, 965,559.38 and 244,283.70 is: 366,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,536.96 : 965,559.38 = 244,283.70 : x
  2. Step 2: Convert to fraction form
    643,536.96/965,559.38 = 244,283.70/x
  3. Step 3: Cross multiply
    643,536.96x = 965,559.38 × 244,283.70
  4. Step 4: Simplify right side
    643,536.96x = 235,870,417,916.11
  5. Step 5: Solve for x
    x = 235,870,417,916.11/643,536.96
  6. Step 6: Final answer
    x = 366,521.94

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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.