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Finding the Fourth Proportional to 471,759.39, 707,644.53 and 116,776.47

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Solution

The fourth proportional to 471,759.39, 707,644.53 and 116,776.47 is: 175,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,759.39 : 707,644.53 = 116,776.47 : x
  2. Step 2: Convert to fraction form
    471,759.39/707,644.53 = 116,776.47/x
  3. Step 3: Cross multiply
    471,759.39x = 707,644.53 × 116,776.47
  4. Step 4: Simplify right side
    471,759.39x = 82,636,230,228.21
  5. Step 5: Solve for x
    x = 82,636,230,228.21/471,759.39
  6. Step 6: Final answer
    x = 175,166.05

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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.