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Finding the Fourth Proportional to 328,227.40, 452,953.45 and 177,324.40

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Solution

The fourth proportional to 328,227.40, 452,953.45 and 177,324.40 is: 244,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,227.40 : 452,953.45 = 177,324.40 : x
  2. Step 2: Convert to fraction form
    328,227.40/452,953.45 = 177,324.40/x
  3. Step 3: Cross multiply
    328,227.40x = 452,953.45 × 177,324.40
  4. Step 4: Simplify right side
    328,227.40x = 80,319,698,749.18
  5. Step 5: Solve for x
    x = 80,319,698,749.18/328,227.40
  6. Step 6: Final answer
    x = 244,707.48

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1.5x scale

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.