Home / 807,655.26-1,114,612.95-445,078.14

Finding the Fourth Proportional to 807,655.26, 1,114,612.95 and 445,078.14

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Solution

The fourth proportional to 807,655.26, 1,114,612.95 and 445,078.14 is: 614,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,655.26 : 1,114,612.95 = 445,078.14 : x
  2. Step 2: Convert to fraction form
    807,655.26/1,114,612.95 = 445,078.14/x
  3. Step 3: Cross multiply
    807,655.26x = 1,114,612.95 × 445,078.14
  4. Step 4: Simplify right side
    807,655.26x = 496,089,858,605.91
  5. Step 5: Solve for x
    x = 496,089,858,605.91/807,655.26
  6. Step 6: Final answer
    x = 614,234.67

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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.