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Finding the Fourth Proportional to 536,262.56, 804,396.16 and 181,278.40

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Solution

The fourth proportional to 536,262.56, 804,396.16 and 181,278.40 is: 271,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,262.56 : 804,396.16 = 181,278.40 : x
  2. Step 2: Convert to fraction form
    536,262.56/804,396.16 = 181,278.40/x
  3. Step 3: Cross multiply
    536,262.56x = 804,396.16 × 181,278.40
  4. Step 4: Simplify right side
    536,262.56x = 145,819,648,850.94
  5. Step 5: Solve for x
    x = 145,819,648,850.94/536,262.56
  6. Step 6: Final answer
    x = 271,918.38

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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.