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Finding the Fourth Proportional to 528,574.44, 792,861.66 and 154,597.44

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Solution

The fourth proportional to 528,574.44, 792,861.66 and 154,597.44 is: 231,896.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,574.44 : 792,861.66 = 154,597.44 : x
  2. Step 2: Convert to fraction form
    528,574.44/792,861.66 = 154,597.44/x
  3. Step 3: Cross multiply
    528,574.44x = 792,861.66 × 154,597.44
  4. Step 4: Simplify right side
    528,574.44x = 122,574,382,910.15
  5. Step 5: Solve for x
    x = 122,574,382,910.15/528,574.44
  6. Step 6: Final answer
    x = 231,896.16

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Similar ratio
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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.