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Finding the Fourth Proportional to 505,194.38, 758,114.22 and 238,970.60

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Solution

The fourth proportional to 505,194.38, 758,114.22 and 238,970.60 is: 358,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,194.38 : 758,114.22 = 238,970.60 : x
  2. Step 2: Convert to fraction form
    505,194.38/758,114.22 = 238,970.60/x
  3. Step 3: Cross multiply
    505,194.38x = 758,114.22 × 238,970.60
  4. Step 4: Simplify right side
    505,194.38x = 181,167,006,231.36
  5. Step 5: Solve for x
    x = 181,167,006,231.36/505,194.38
  6. Step 6: Final answer
    x = 358,608.52

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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.