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Finding the Fourth Proportional to 361,361.80, 542,042.70 and 184,214.80

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Solution

The fourth proportional to 361,361.80, 542,042.70 and 184,214.80 is: 276,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,361.80 : 542,042.70 = 184,214.80 : x
  2. Step 2: Convert to fraction form
    361,361.80/542,042.70 = 184,214.80/x
  3. Step 3: Cross multiply
    361,361.80x = 542,042.70 × 184,214.80
  4. Step 4: Simplify right side
    361,361.80x = 99,852,287,571.96
  5. Step 5: Solve for x
    x = 99,852,287,571.96/361,361.80
  6. Step 6: Final answer
    x = 276,322.20

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1.5x scale

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.