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Finding the Fourth Proportional to 365,022.02, 547,532.22 and 98,789.60

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Solution

The fourth proportional to 365,022.02, 547,532.22 and 98,789.60 is: 148,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,022.02 : 547,532.22 = 98,789.60 : x
  2. Step 2: Convert to fraction form
    365,022.02/547,532.22 = 98,789.60/x
  3. Step 3: Cross multiply
    365,022.02x = 547,532.22 × 98,789.60
  4. Step 4: Simplify right side
    365,022.02x = 54,090,489,000.91
  5. Step 5: Solve for x
    x = 54,090,489,000.91/365,022.02
  6. Step 6: Final answer
    x = 148,184.18

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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.