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Finding the Fourth Proportional to 499,285.52, 748,928.30 and 166,861.52

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Solution

The fourth proportional to 499,285.52, 748,928.30 and 166,861.52 is: 250,292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,285.52 : 748,928.30 = 166,861.52 : x
  2. Step 2: Convert to fraction form
    499,285.52/748,928.30 = 166,861.52/x
  3. Step 3: Cross multiply
    499,285.52x = 748,928.30 × 166,861.52
  4. Step 4: Simplify right side
    499,285.52x = 124,967,314,509.02
  5. Step 5: Solve for x
    x = 124,967,314,509.02/499,285.52
  6. Step 6: Final answer
    x = 250,292.29

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Similar ratio
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1.5x scale

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.