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Finding the Fourth Proportional to 445,819.54, 615,140.01 and 264,452.02

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Solution

The fourth proportional to 445,819.54, 615,140.01 and 264,452.02 is: 364,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,819.54 : 615,140.01 = 264,452.02 : x
  2. Step 2: Convert to fraction form
    445,819.54/615,140.01 = 264,452.02/x
  3. Step 3: Cross multiply
    445,819.54x = 615,140.01 × 264,452.02
  4. Step 4: Simplify right side
    445,819.54x = 162,675,018,227.32
  5. Step 5: Solve for x
    x = 162,675,018,227.32/445,819.54
  6. Step 6: Final answer
    x = 364,889.83

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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.