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Finding the Fourth Proportional to 253,507.35, 380,259.99 and 63,968.16

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Solution

The fourth proportional to 253,507.35, 380,259.99 and 63,968.16 is: 95,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,507.35 : 380,259.99 = 63,968.16 : x
  2. Step 2: Convert to fraction form
    253,507.35/380,259.99 = 63,968.16/x
  3. Step 3: Cross multiply
    253,507.35x = 380,259.99 × 63,968.16
  4. Step 4: Simplify right side
    253,507.35x = 24,324,531,881.92
  5. Step 5: Solve for x
    x = 24,324,531,881.92/253,507.35
  6. Step 6: Final answer
    x = 95,951.98

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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.