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Finding the Fourth Proportional to 582,253.50, 873,380.66 and 161,529.78

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Solution

The fourth proportional to 582,253.50, 873,380.66 and 161,529.78 is: 242,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,253.50 : 873,380.66 = 161,529.78 : x
  2. Step 2: Convert to fraction form
    582,253.50/873,380.66 = 161,529.78/x
  3. Step 3: Cross multiply
    582,253.50x = 873,380.66 × 161,529.78
  4. Step 4: Simplify right side
    582,253.50x = 141,076,985,866.06
  5. Step 5: Solve for x
    x = 141,076,985,866.06/582,253.50
  6. Step 6: Final answer
    x = 242,294.78

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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.