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Finding the Fourth Proportional to 352,886.96, 529,032.87 and 153,056.84

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Solution

The fourth proportional to 352,886.96, 529,032.87 and 153,056.84 is: 229,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,886.96 : 529,032.87 = 153,056.84 : x
  2. Step 2: Convert to fraction form
    352,886.96/529,032.87 = 153,056.84/x
  3. Step 3: Cross multiply
    352,886.96x = 529,032.87 × 153,056.84
  4. Step 4: Simplify right side
    352,886.96x = 80,972,099,338.33
  5. Step 5: Solve for x
    x = 80,972,099,338.33/352,886.96
  6. Step 6: Final answer
    x = 229,456.20

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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.