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Finding the Fourth Proportional to 588,469.50, 882,704.25 and 145,237.50

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Solution

The fourth proportional to 588,469.50, 882,704.25 and 145,237.50 is: 217,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,469.50 : 882,704.25 = 145,237.50 : x
  2. Step 2: Convert to fraction form
    588,469.50/882,704.25 = 145,237.50/x
  3. Step 3: Cross multiply
    588,469.50x = 882,704.25 × 145,237.50
  4. Step 4: Simplify right side
    588,469.50x = 128,201,758,509.38
  5. Step 5: Solve for x
    x = 128,201,758,509.38/588,469.50
  6. Step 6: Final answer
    x = 217,856.25

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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.