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Finding the Fourth Proportional to 581,157.89, 871,712.64 and 202,164.44

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Solution

The fourth proportional to 581,157.89, 871,712.64 and 202,164.44 is: 303,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,157.89 : 871,712.64 = 202,164.44 : x
  2. Step 2: Convert to fraction form
    581,157.89/871,712.64 = 202,164.44/x
  3. Step 3: Cross multiply
    581,157.89x = 871,712.64 × 202,164.44
  4. Step 4: Simplify right side
    581,157.89x = 176,229,293,347.96
  5. Step 5: Solve for x
    x = 176,229,293,347.96/581,157.89
  6. Step 6: Final answer
    x = 303,238.24

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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.