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Finding the Fourth Proportional to 365,020.02, 547,529.22 and 98,787.60

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Solution

The fourth proportional to 365,020.02, 547,529.22 and 98,787.60 is: 148,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,020.02 : 547,529.22 = 98,787.60 : x
  2. Step 2: Convert to fraction form
    365,020.02/547,529.22 = 98,787.60/x
  3. Step 3: Cross multiply
    365,020.02x = 547,529.22 × 98,787.60
  4. Step 4: Simplify right side
    365,020.02x = 54,089,097,573.67
  5. Step 5: Solve for x
    x = 54,089,097,573.67/365,020.02
  6. Step 6: Final answer
    x = 148,181.18

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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.