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Finding the Fourth Proportional to 353,209.21, 529,832.14 and 116,570.34

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Solution

The fourth proportional to 353,209.21, 529,832.14 and 116,570.34 is: 174,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,209.21 : 529,832.14 = 116,570.34 : x
  2. Step 2: Convert to fraction form
    353,209.21/529,832.14 = 116,570.34/x
  3. Step 3: Cross multiply
    353,209.21x = 529,832.14 × 116,570.34
  4. Step 4: Simplify right side
    353,209.21x = 61,762,712,411.30
  5. Step 5: Solve for x
    x = 61,762,712,411.30/353,209.21
  6. Step 6: Final answer
    x = 174,861.56

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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.