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Finding the Fourth Proportional to 352,508.96, 528,836.70 and 160,291.82

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Solution

The fourth proportional to 352,508.96, 528,836.70 and 160,291.82 is: 240,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,508.96 : 528,836.70 = 160,291.82 : x
  2. Step 2: Convert to fraction form
    352,508.96/528,836.70 = 160,291.82/x
  3. Step 3: Cross multiply
    352,508.96x = 528,836.70 × 160,291.82
  4. Step 4: Simplify right side
    352,508.96x = 84,768,197,125.79
  5. Step 5: Solve for x
    x = 84,768,197,125.79/352,508.96
  6. Step 6: Final answer
    x = 240,471.04

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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.