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Finding the Fourth Proportional to 346,572.56, 519,917.96 and 154,516.68

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Solution

The fourth proportional to 346,572.56, 519,917.96 and 154,516.68 is: 231,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,572.56 : 519,917.96 = 154,516.68 : x
  2. Step 2: Convert to fraction form
    346,572.56/519,917.96 = 154,516.68/x
  3. Step 3: Cross multiply
    346,572.56x = 519,917.96 × 154,516.68
  4. Step 4: Simplify right side
    346,572.56x = 80,335,996,568.71
  5. Step 5: Solve for x
    x = 80,335,996,568.71/346,572.56
  6. Step 6: Final answer
    x = 231,801.38

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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.