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Finding the Fourth Proportional to 1,444,287, 1,992,955.06 and 799,545.72

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Solution

The fourth proportional to 1,444,287, 1,992,955.06 and 799,545.72 is: 1,103,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,287 : 1,992,955.06 = 799,545.72 : x
  2. Step 2: Convert to fraction form
    1,444,287/1,992,955.06 = 799,545.72/x
  3. Step 3: Cross multiply
    1,444,287x = 1,992,955.06 × 799,545.72
  4. Step 4: Simplify right side
    1,444,287x = 1,593,458,688,375.34
  5. Step 5: Solve for x
    x = 1,593,458,688,375.34/1,444,287
  6. Step 6: Final answer
    x = 1,103,283.97

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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.