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Finding the Fourth Proportional to 376,302.72, 564,459.84 and 95,825.28

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Solution

The fourth proportional to 376,302.72, 564,459.84 and 95,825.28 is: 143,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,302.72 : 564,459.84 = 95,825.28 : x
  2. Step 2: Convert to fraction form
    376,302.72/564,459.84 = 95,825.28/x
  3. Step 3: Cross multiply
    376,302.72x = 564,459.84 × 95,825.28
  4. Step 4: Simplify right side
    376,302.72x = 54,089,522,216.76
  5. Step 5: Solve for x
    x = 54,089,522,216.76/376,302.72
  6. Step 6: Final answer
    x = 143,739.39

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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.