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Finding the Fourth Proportional to 519,762.56, 779,954.89 and 224,274.56

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Solution

The fourth proportional to 519,762.56, 779,954.89 and 224,274.56 is: 336,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,762.56 : 779,954.89 = 224,274.56 : x
  2. Step 2: Convert to fraction form
    519,762.56/779,954.89 = 224,274.56/x
  3. Step 3: Cross multiply
    519,762.56x = 779,954.89 × 224,274.56
  4. Step 4: Simplify right side
    519,762.56x = 174,924,041,163.80
  5. Step 5: Solve for x
    x = 174,924,041,163.80/519,762.56
  6. Step 6: Final answer
    x = 336,546.06

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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.