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Finding the Fourth Proportional to 434,171.88, 599,168.88 and 243,181.08

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Solution

The fourth proportional to 434,171.88, 599,168.88 and 243,181.08 is: 335,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,171.88 : 599,168.88 = 243,181.08 : x
  2. Step 2: Convert to fraction form
    434,171.88/599,168.88 = 243,181.08/x
  3. Step 3: Cross multiply
    434,171.88x = 599,168.88 × 243,181.08
  4. Step 4: Simplify right side
    434,171.88x = 145,706,535,340.79
  5. Step 5: Solve for x
    x = 145,706,535,340.79/434,171.88
  6. Step 6: Final answer
    x = 335,596.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.