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Finding the Fourth Proportional to 358,254.48, 537,362.24 and 108,917.04

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Solution

The fourth proportional to 358,254.48, 537,362.24 and 108,917.04 is: 163,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,254.48 : 537,362.24 = 108,917.04 : x
  2. Step 2: Convert to fraction form
    358,254.48/537,362.24 = 108,917.04/x
  3. Step 3: Cross multiply
    358,254.48x = 537,362.24 × 108,917.04
  4. Step 4: Simplify right side
    358,254.48x = 58,527,904,588.57
  5. Step 5: Solve for x
    x = 58,527,904,588.57/358,254.48
  6. Step 6: Final answer
    x = 163,369.64

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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.