Home / 807,617.55-1,114,496.91-445,074.92

Finding the Fourth Proportional to 807,617.55, 1,114,496.91 and 445,074.92

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Solution

The fourth proportional to 807,617.55, 1,114,496.91 and 445,074.92 is: 614,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,617.55 : 1,114,496.91 = 445,074.92 : x
  2. Step 2: Convert to fraction form
    807,617.55/1,114,496.91 = 445,074.92/x
  3. Step 3: Cross multiply
    807,617.55x = 1,114,496.91 × 445,074.92
  4. Step 4: Simplify right side
    807,617.55x = 496,034,623,058.50
  5. Step 5: Solve for x
    x = 496,034,623,058.50/807,617.55
  6. Step 6: Final answer
    x = 614,194.95

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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.