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Finding the Fourth Proportional to 528,586.24, 792,885.84 and 154,616.80

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Solution

The fourth proportional to 528,586.24, 792,885.84 and 154,616.80 is: 231,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,586.24 : 792,885.84 = 154,616.80 : x
  2. Step 2: Convert to fraction form
    528,586.24/792,885.84 = 154,616.80/x
  3. Step 3: Cross multiply
    528,586.24x = 792,885.84 × 154,616.80
  4. Step 4: Simplify right side
    528,586.24x = 122,593,471,346.11
  5. Step 5: Solve for x
    x = 122,593,471,346.11/528,586.24
  6. Step 6: Final answer
    x = 231,927.10

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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.