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Finding the Fourth Proportional to 327,925.92, 452,746.70 and 267,640.36

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Solution

The fourth proportional to 327,925.92, 452,746.70 and 267,640.36 is: 369,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,925.92 : 452,746.70 = 267,640.36 : x
  2. Step 2: Convert to fraction form
    327,925.92/452,746.70 = 267,640.36/x
  3. Step 3: Cross multiply
    327,925.92x = 452,746.70 × 267,640.36
  4. Step 4: Simplify right side
    327,925.92x = 121,173,289,776.81
  5. Step 5: Solve for x
    x = 121,173,289,776.81/327,925.92
  6. Step 6: Final answer
    x = 369,514.22

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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.