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Finding the Fourth Proportional to 626,814.96, 940,204.28 and 177,534.96

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Solution

The fourth proportional to 626,814.96, 940,204.28 and 177,534.96 is: 266,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,814.96 : 940,204.28 = 177,534.96 : x
  2. Step 2: Convert to fraction form
    626,814.96/940,204.28 = 177,534.96/x
  3. Step 3: Cross multiply
    626,814.96x = 940,204.28 × 177,534.96
  4. Step 4: Simplify right side
    626,814.96x = 166,919,129,241.63
  5. Step 5: Solve for x
    x = 166,919,129,241.63/626,814.96
  6. Step 6: Final answer
    x = 266,297.30

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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.