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Finding the Fourth Proportional to 263,402.62, 363,361.64 and 160,009.34

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Solution

The fourth proportional to 263,402.62, 363,361.64 and 160,009.34 is: 220,731.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,402.62 : 363,361.64 = 160,009.34 : x
  2. Step 2: Convert to fraction form
    263,402.62/363,361.64 = 160,009.34/x
  3. Step 3: Cross multiply
    263,402.62x = 363,361.64 × 160,009.34
  4. Step 4: Simplify right side
    263,402.62x = 58,141,253,580.86
  5. Step 5: Solve for x
    x = 58,141,253,580.86/263,402.62
  6. Step 6: Final answer
    x = 220,731.50

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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.