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Finding the Fourth Proportional to 504,401.75, 756,605.36 and 149,418.84

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Solution

The fourth proportional to 504,401.75, 756,605.36 and 149,418.84 is: 224,129.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,401.75 : 756,605.36 = 149,418.84 : x
  2. Step 2: Convert to fraction form
    504,401.75/756,605.36 = 149,418.84/x
  3. Step 3: Cross multiply
    504,401.75x = 756,605.36 × 149,418.84
  4. Step 4: Simplify right side
    504,401.75x = 113,051,094,481.89
  5. Step 5: Solve for x
    x = 113,051,094,481.89/504,401.75
  6. Step 6: Final answer
    x = 224,129.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.