Home / 807,616.55-1,114,495.53-445,073.92

Finding the Fourth Proportional to 807,616.55, 1,114,495.53 and 445,073.92

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Solution

The fourth proportional to 807,616.55, 1,114,495.53 and 445,073.92 is: 614,193.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,616.55 : 1,114,495.53 = 445,073.92 : x
  2. Step 2: Convert to fraction form
    807,616.55/1,114,495.53 = 445,073.92/x
  3. Step 3: Cross multiply
    807,616.55x = 1,114,495.53 × 445,073.92
  4. Step 4: Simplify right side
    807,616.55x = 496,032,894,359.58
  5. Step 5: Solve for x
    x = 496,032,894,359.58/807,616.55
  6. Step 6: Final answer
    x = 614,193.57

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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.