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Finding the Fourth Proportional to 229,125.20, 342,996.60 and 201,477.20

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Solution

The fourth proportional to 229,125.20, 342,996.60 and 201,477.20 is: 301,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,125.20 : 342,996.60 = 201,477.20 : x
  2. Step 2: Convert to fraction form
    229,125.20/342,996.60 = 201,477.20/x
  3. Step 3: Cross multiply
    229,125.20x = 342,996.60 × 201,477.20
  4. Step 4: Simplify right side
    229,125.20x = 69,105,994,577.52
  5. Step 5: Solve for x
    x = 69,105,994,577.52/229,125.20
  6. Step 6: Final answer
    x = 301,608.01

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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.