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Finding the Fourth Proportional to 432,157.93, 648,236.89 and 116,614.33

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Solution

The fourth proportional to 432,157.93, 648,236.89 and 116,614.33 is: 174,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,157.93 : 648,236.89 = 116,614.33 : x
  2. Step 2: Convert to fraction form
    432,157.93/648,236.89 = 116,614.33/x
  3. Step 3: Cross multiply
    432,157.93x = 648,236.89 × 116,614.33
  4. Step 4: Simplify right side
    432,157.93x = 75,593,710,608.63
  5. Step 5: Solve for x
    x = 75,593,710,608.63/432,157.93
  6. Step 6: Final answer
    x = 174,921.49

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Similar ratio
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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.