Home / 807,749.11-1,114,648.30-445,171.82

Finding the Fourth Proportional to 807,749.11, 1,114,648.30 and 445,171.82

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Solution

The fourth proportional to 807,749.11, 1,114,648.30 and 445,171.82 is: 614,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,749.11 : 1,114,648.30 = 445,171.82 : x
  2. Step 2: Convert to fraction form
    807,749.11/1,114,648.30 = 445,171.82/x
  3. Step 3: Cross multiply
    807,749.11x = 1,114,648.30 × 445,171.82
  4. Step 4: Simplify right side
    807,749.11x = 496,210,014,876.07
  5. Step 5: Solve for x
    x = 496,210,014,876.07/807,749.11
  6. Step 6: Final answer
    x = 614,312.06

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