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Finding the Fourth Proportional to 353,536.32, 530,191.68 and 116,834.88

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Solution

The fourth proportional to 353,536.32, 530,191.68 and 116,834.88 is: 175,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,536.32 : 530,191.68 = 116,834.88 : x
  2. Step 2: Convert to fraction form
    353,536.32/530,191.68 = 116,834.88/x
  3. Step 3: Cross multiply
    353,536.32x = 530,191.68 × 116,834.88
  4. Step 4: Simplify right side
    353,536.32x = 61,944,881,309.80
  5. Step 5: Solve for x
    x = 61,944,881,309.80/353,536.32
  6. Step 6: Final answer
    x = 175,215.04

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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.