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Finding the Fourth Proportional to 366,876.72, 549,841.32 and 164,324.88

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Solution

The fourth proportional to 366,876.72, 549,841.32 and 164,324.88 is: 246,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,876.72 : 549,841.32 = 164,324.88 : x
  2. Step 2: Convert to fraction form
    366,876.72/549,841.32 = 164,324.88/x
  3. Step 3: Cross multiply
    366,876.72x = 549,841.32 × 164,324.88
  4. Step 4: Simplify right side
    366,876.72x = 90,352,608,928.04
  5. Step 5: Solve for x
    x = 90,352,608,928.04/366,876.72
  6. Step 6: Final answer
    x = 246,275.12

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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.