Home / 807,633.11-1,114,541.07-445,069.98

Finding the Fourth Proportional to 807,633.11, 1,114,541.07 and 445,069.98

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Solution

The fourth proportional to 807,633.11, 1,114,541.07 and 445,069.98 is: 614,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,633.11 : 1,114,541.07 = 445,069.98 : x
  2. Step 2: Convert to fraction form
    807,633.11/1,114,541.07 = 445,069.98/x
  3. Step 3: Cross multiply
    807,633.11x = 1,114,541.07 × 445,069.98
  4. Step 4: Simplify right side
    807,633.11x = 496,048,770,065.07
  5. Step 5: Solve for x
    x = 496,048,770,065.07/807,633.11
  6. Step 6: Final answer
    x = 614,200.63

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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.