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Finding the Fourth Proportional to 366,965.55, 550,448.33 and 240,666.30

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Solution

The fourth proportional to 366,965.55, 550,448.33 and 240,666.30 is: 360,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,965.55 : 550,448.33 = 240,666.30 : x
  2. Step 2: Convert to fraction form
    366,965.55/550,448.33 = 240,666.30/x
  3. Step 3: Cross multiply
    366,965.55x = 550,448.33 × 240,666.30
  4. Step 4: Simplify right side
    366,965.55x = 132,474,362,922.28
  5. Step 5: Solve for x
    x = 132,474,362,922.28/366,965.55
  6. Step 6: Final answer
    x = 360,999.45

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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.