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Finding the Fourth Proportional to 241,464.80, 361,905.60 and 123,075.20

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Solution

The fourth proportional to 241,464.80, 361,905.60 and 123,075.20 is: 184,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,464.80 : 361,905.60 = 123,075.20 : x
  2. Step 2: Convert to fraction form
    241,464.80/361,905.60 = 123,075.20/x
  3. Step 3: Cross multiply
    241,464.80x = 361,905.60 × 123,075.20
  4. Step 4: Simplify right side
    241,464.80x = 44,541,604,101.12
  5. Step 5: Solve for x
    x = 44,541,604,101.12/241,464.80
  6. Step 6: Final answer
    x = 184,464.17

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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.