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Finding the Fourth Proportional to 358,509.33, 537,760.33 and 92,268.81

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Solution

The fourth proportional to 358,509.33, 537,760.33 and 92,268.81 is: 138,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,509.33 : 537,760.33 = 92,268.81 : x
  2. Step 2: Convert to fraction form
    358,509.33/537,760.33 = 92,268.81/x
  3. Step 3: Cross multiply
    358,509.33x = 537,760.33 × 92,268.81
  4. Step 4: Simplify right side
    358,509.33x = 49,618,505,714.31
  5. Step 5: Solve for x
    x = 49,618,505,714.31/358,509.33
  6. Step 6: Final answer
    x = 138,402.27

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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.