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Finding the Fourth Proportional to 353,176.92, 529,753.48 and 153,497.33

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Solution

The fourth proportional to 353,176.92, 529,753.48 and 153,497.33 is: 230,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,176.92 : 529,753.48 = 153,497.33 : x
  2. Step 2: Convert to fraction form
    353,176.92/529,753.48 = 153,497.33/x
  3. Step 3: Cross multiply
    353,176.92x = 529,753.48 × 153,497.33
  4. Step 4: Simplify right side
    353,176.92x = 81,315,743,908.13
  5. Step 5: Solve for x
    x = 81,315,743,908.13/353,176.92
  6. Step 6: Final answer
    x = 230,240.82

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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.