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Finding the Fourth Proportional to 362,175.20, 542,825.40 and 184,590.80

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Solution

The fourth proportional to 362,175.20, 542,825.40 and 184,590.80 is: 276,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,175.20 : 542,825.40 = 184,590.80 : x
  2. Step 2: Convert to fraction form
    362,175.20/542,825.40 = 184,590.80/x
  3. Step 3: Cross multiply
    362,175.20x = 542,825.40 × 184,590.80
  4. Step 4: Simplify right side
    362,175.20x = 100,200,574,846.32
  5. Step 5: Solve for x
    x = 100,200,574,846.32/362,175.20
  6. Step 6: Final answer
    x = 276,663.27

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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.