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Finding the Fourth Proportional to 352,774.31, 529,196.45 and 112,827.92

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Solution

The fourth proportional to 352,774.31, 529,196.45 and 112,827.92 is: 169,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,774.31 : 529,196.45 = 112,827.92 : x
  2. Step 2: Convert to fraction form
    352,774.31/529,196.45 = 112,827.92/x
  3. Step 3: Cross multiply
    352,774.31x = 529,196.45 × 112,827.92
  4. Step 4: Simplify right side
    352,774.31x = 59,708,131,514.76
  5. Step 5: Solve for x
    x = 59,708,131,514.76/352,774.31
  6. Step 6: Final answer
    x = 169,253.06

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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.