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Finding the Fourth Proportional to 543,452.56, 814,916.64 and 227,824.72

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Solution

The fourth proportional to 543,452.56, 814,916.64 and 227,824.72 is: 341,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,452.56 : 814,916.64 = 227,824.72 : x
  2. Step 2: Convert to fraction form
    543,452.56/814,916.64 = 227,824.72/x
  3. Step 3: Cross multiply
    543,452.56x = 814,916.64 × 227,824.72
  4. Step 4: Simplify right side
    543,452.56x = 185,658,155,331.34
  5. Step 5: Solve for x
    x = 185,658,155,331.34/543,452.56
  6. Step 6: Final answer
    x = 341,627.16

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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.