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Finding the Fourth Proportional to 375,532.94, 563,388 and 122,812.44

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Solution

The fourth proportional to 375,532.94, 563,388 and 122,812.44 is: 184,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,532.94 : 563,388 = 122,812.44 : x
  2. Step 2: Convert to fraction form
    375,532.94/563,388 = 122,812.44/x
  3. Step 3: Cross multiply
    375,532.94x = 563,388 × 122,812.44
  4. Step 4: Simplify right side
    375,532.94x = 69,191,054,946.72
  5. Step 5: Solve for x
    x = 69,191,054,946.72/375,532.94
  6. Step 6: Final answer
    x = 184,247.63

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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.