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Finding the Fourth Proportional to 530,596.64, 796,040.52 and 156,619.52

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Solution

The fourth proportional to 530,596.64, 796,040.52 and 156,619.52 is: 234,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,596.64 : 796,040.52 = 156,619.52 : x
  2. Step 2: Convert to fraction form
    530,596.64/796,040.52 = 156,619.52/x
  3. Step 3: Cross multiply
    530,596.64x = 796,040.52 × 156,619.52
  4. Step 4: Simplify right side
    530,596.64x = 124,675,484,142.95
  5. Step 5: Solve for x
    x = 124,675,484,142.95/530,596.64
  6. Step 6: Final answer
    x = 234,972.25

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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.