Home / 807,683.80-1,114,598.46-445,110.52

Finding the Fourth Proportional to 807,683.80, 1,114,598.46 and 445,110.52

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Solution

The fourth proportional to 807,683.80, 1,114,598.46 and 445,110.52 is: 614,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,683.80 : 1,114,598.46 = 445,110.52 : x
  2. Step 2: Convert to fraction form
    807,683.80/1,114,598.46 = 445,110.52/x
  3. Step 3: Cross multiply
    807,683.80x = 1,114,598.46 × 445,110.52
  4. Step 4: Simplify right side
    807,683.80x = 496,119,500,121.80
  5. Step 5: Solve for x
    x = 496,119,500,121.80/807,683.80
  6. Step 6: Final answer
    x = 614,249.66

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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.