Home / 807,944.10-1,114,970.67-445,382.34

Finding the Fourth Proportional to 807,944.10, 1,114,970.67 and 445,382.34

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Solution

The fourth proportional to 807,944.10, 1,114,970.67 and 445,382.34 is: 614,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,944.10 : 1,114,970.67 = 445,382.34 : x
  2. Step 2: Convert to fraction form
    807,944.10/1,114,970.67 = 445,382.34/x
  3. Step 3: Cross multiply
    807,944.10x = 1,114,970.67 × 445,382.34
  4. Step 4: Simplify right side
    807,944.10x = 496,588,246,035.97
  5. Step 5: Solve for x
    x = 496,588,246,035.97/807,944.10
  6. Step 6: Final answer
    x = 614,631.94

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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.