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Finding the Fourth Proportional to 530,509.92, 795,910.59 and 156,532.92

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Solution

The fourth proportional to 530,509.92, 795,910.59 and 156,532.92 is: 234,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,509.92 : 795,910.59 = 156,532.92 : x
  2. Step 2: Convert to fraction form
    530,509.92/795,910.59 = 156,532.92/x
  3. Step 3: Cross multiply
    530,509.92x = 795,910.59 × 156,532.92
  4. Step 4: Simplify right side
    530,509.92x = 124,586,208,711.62
  5. Step 5: Solve for x
    x = 124,586,208,711.62/530,509.92
  6. Step 6: Final answer
    x = 234,842.37

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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.