Home / 532,401.24-734,778.12-303,014.30

Finding the Fourth Proportional to 532,401.24, 734,778.12 and 303,014.30

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Solution

The fourth proportional to 532,401.24, 734,778.12 and 303,014.30 is: 418,196.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,401.24 : 734,778.12 = 303,014.30 : x
  2. Step 2: Convert to fraction form
    532,401.24/734,778.12 = 303,014.30/x
  3. Step 3: Cross multiply
    532,401.24x = 734,778.12 × 303,014.30
  4. Step 4: Simplify right side
    532,401.24x = 222,648,277,687.12
  5. Step 5: Solve for x
    x = 222,648,277,687.12/532,401.24
  6. Step 6: Final answer
    x = 418,196.39

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1.5x scale

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.